Update catch-statements to work with unknown type

19 files changed, 125 insertions, 64 deletions

diff --git a/gui/src/main/account-data-cache.ts b/gui/src/main/account-data-cache.ts
index d55b511feb..031ffb50bd 100644
--- a/gui/src/main/account-data-cache.ts
+++ b/gui/src/main/account-data-cache.ts
@@ -111,7 +111,8 @@ export default class AccountDataCache {
         this.waitStrategy.reset();
         this.performingFetch = false;
       }
-    } catch (error) {
+    } catch (e) {
+      const error = e as Error;
       if (this.currentAccount === accountToken) {
         this.handleFetchError(accountToken, error);
         this.performingFetch = false;
diff --git a/gui/src/main/autostart.ts b/gui/src/main/autostart.ts
index 8c77ba3b6a..d5fdf39685 100644
--- a/gui/src/main/autostart.ts
+++ b/gui/src/main/autostart.ts
@@ -15,7 +15,8 @@ export function getOpenAtLogin() {
       fs.accessSync(autostartFilePath);
 
       return true;
-    } catch (error) {
+    } catch (e) {
+      const error = e as Error;
       log.error(`Failed to check autostart file: ${error.message}`);
       return false;
     }
@@ -37,7 +38,8 @@ export async function setOpenAtLogin(openAtLogin: boolean) {
       } else {
         await fs.promises.unlink(autostartFilePath);
       }
-    } catch (error) {
+    } catch (e) {
+      const error = e as Error;
       log.error(`Failed to set auto-start: ${error.message}`);
     }
   } else {
@@ -59,7 +61,7 @@ const createDirIfNecessary = async (directory: string) => {
   let stat;
   try {
     stat = await fs.promises.stat(directory);
-  } catch (error) {
+  } catch {
     // Path doesn't exist, so it has to be created
     return fs.promises.mkdir(directory);
   }
@@ -69,7 +71,8 @@ const createDirIfNecessary = async (directory: string) => {
     // Try to remove existing file and replace it with a new directory
     try {
       await fs.promises.unlink(directory);
-    } catch (error) {
+    } catch (e) {
+      const error = e as Error;
       log.error(`Failed to remove path before creating a directory for it: ${error.message}`);
     }
 
diff --git a/gui/src/main/daemon-rpc.ts b/gui/src/main/daemon-rpc.ts
index 7464e0b5c9..0619e873ca 100644
--- a/gui/src/main/daemon-rpc.ts
+++ b/gui/src/main/daemon-rpc.ts
@@ -183,7 +183,8 @@ export class DaemonRpc {
       );
       const expiry = response.getExpiry()!.toDate().toISOString();
       return { expiry };
-    } catch (error) {
+    } catch (e) {
+      const error = e as grpc.ServiceError;
       if (error.code) {
         switch (error.code) {
           case grpc.status.UNAUTHENTICATED:
@@ -223,7 +224,8 @@ export class DaemonRpc {
         secondsAdded,
         newExpiry,
       };
-    } catch (error) {
+    } catch (e) {
+      const error = e as grpc.ServiceError;
       if (error.code) {
         switch (error.code) {
           case grpc.status.NOT_FOUND:
@@ -405,8 +407,9 @@ export class DaemonRpc {
       try {
         const daemonEvent = convertFromDaemonEvent(data);
         listener.onEvent(daemonEvent);
-      } catch (err) {
-        listener.onError(err);
+      } catch (e) {
+        const error = e as Error;
+        listener.onError(error);
       }
     });
 
@@ -557,7 +560,8 @@ export class DaemonRpc {
       subscription.removeAllListeners('error');
       try {
         subscription.cancel();
-      } catch (error) {
+      } catch (e) {
+        const error = e as grpc.ServiceError;
         if (error.code !== grpc.status.CANCELLED) {
           throw error;
         }
diff --git a/gui/src/main/gui-settings.ts b/gui/src/main/gui-settings.ts
index 57dc754cd8..940dd7215c 100644
--- a/gui/src/main/gui-settings.ts
+++ b/gui/src/main/gui-settings.ts
@@ -102,7 +102,8 @@ export default class GuiSettings {
         ...defaultSettings,
         ...this.validateSettings(rawJson),
       };
-    } catch (error) {
+    } catch (e) {
+      const error = e as Error & { code?: string };
       // Read settings if the file exists, otherwise write the default settings to it.
       if (error.code === 'ENOENT') {
         log.debug('Creating gui-settings file and writing the default settings to it');
diff --git a/gui/src/main/index.ts b/gui/src/main/index.ts
index 34aa60ce6d..3421e72894 100644
--- a/gui/src/main/index.ts
+++ b/gui/src/main/index.ts
@@ -334,7 +334,8 @@ class ApplicationMain {
         log.addOutput(new FileOutput(LogLevel.debug, mainLogPath));
         this.rendererLog.addOutput(new FileOutput(LogLevel.debug, rendererLogPath));
       } catch (e) {
-        console.error('Failed to initialize logging:', e);
+        const error = e as Error;
+        console.error('Failed to initialize logging:', error);
       }
     }
 
@@ -378,7 +379,8 @@ class ApplicationMain {
         await this.daemonRpc.disconnectTunnel();
         log.info('Disconnected the tunnel');
       } catch (e) {
-        log.error(`Failed to disconnect the tunnel: ${e.message}`);
+        const error = e as Error;
+        log.error(`Failed to disconnect the tunnel: ${error.message}`);
       }
     } else {
       log.info('Cannot close the tunnel because there is no active connection to daemon.');
@@ -392,7 +394,8 @@ class ApplicationMain {
         log.info('Unsubscribed from the daemon events');
       }
     } catch (e) {
-      log.error(`Failed to unsubscribe from daemon events: ${e.message}`);
+      const error = e as Error;
+      log.error(`Failed to unsubscribe from daemon events: ${error.message}`);
     }
 
     // The window is not closable on macOS to be able to hide the titlebar and workaround
@@ -410,7 +413,8 @@ class ApplicationMain {
       try {
         logger?.dispose();
       } catch (e) {
-        console.error('Failed to dispose logger:', e);
+        const error = e as Error;
+        console.error('Failed to dispose logger:', error);
       }
     }
   }
@@ -522,7 +526,8 @@ class ApplicationMain {
       const filePath = path.resolve(path.join(__dirname, '../renderer/index.html'));
       try {
         await this.windowController.window.loadFile(filePath);
-      } catch (error) {
+      } catch (e) {
+        const error = e as Error;
         log.error(`Failed to load index file: ${error.message}`);
       }
 
@@ -543,7 +548,8 @@ class ApplicationMain {
     // subscribe to events
     try {
       this.daemonEventListener = this.subscribeEvents();
-    } catch (error) {
+    } catch (e) {
+      const error = e as Error;
       log.error(`Failed to subscribe: ${error.message}`);
 
       return this.recoverFromBootstrapError(error);
@@ -552,7 +558,8 @@ class ApplicationMain {
     // fetch account history
     try {
       this.setAccountHistory(await this.daemonRpc.getAccountHistory());
-    } catch (error) {
+    } catch (e) {
+      const error = e as Error;
       log.error(`Failed to fetch the account history: ${error.message}`);
 
       return this.recoverFromBootstrapError(error);
@@ -561,7 +568,8 @@ class ApplicationMain {
     // fetch the tunnel state
     try {
       this.setTunnelState(await this.daemonRpc.getState());
-    } catch (error) {
+    } catch (e) {
+      const error = e as Error;
       log.error(`Failed to fetch the tunnel state: ${error.message}`);
 
       return this.recoverFromBootstrapError(error);
@@ -570,7 +578,8 @@ class ApplicationMain {
     // fetch settings
     try {
       this.setSettings(await this.daemonRpc.getSettings());
-    } catch (error) {
+    } catch (e) {
+      const error = e as Error;
       log.error(`Failed to fetch settings: ${error.message}`);
 
       return this.recoverFromBootstrapError(error);
@@ -587,7 +596,8 @@ class ApplicationMain {
         this.settings.relaySettings,
         this.settings.bridgeState,
       );
-    } catch (error) {
+    } catch (e) {
+      const error = e as Error;
       log.error(`Failed to fetch relay locations: ${error.message}`);
 
       return this.recoverFromBootstrapError(error);
@@ -596,7 +606,8 @@ class ApplicationMain {
     // fetch the daemon's version
     try {
       this.setDaemonVersion(await this.daemonRpc.getCurrentVersion());
-    } catch (error) {
+    } catch (e) {
+      const error = e as Error;
       log.error(`Failed to fetch the daemon's version: ${error.message}`);
 
       return this.recoverFromBootstrapError(error);
@@ -1005,7 +1016,8 @@ class ApplicationMain {
   private async fetchLatestVersion() {
     try {
       this.setLatestVersion(await this.daemonRpc.getVersionInfo());
-    } catch (error) {
+    } catch (e) {
+      const error = e as Error;
       log.error(`Failed to request the version info: ${error.message}`);
     }
   }
@@ -1354,7 +1366,8 @@ class ApplicationMain {
   private async createNewAccount(): Promise<string> {
     try {
       return await this.daemonRpc.createNewAccount();
-    } catch (error) {
+    } catch (e) {
+      const error = e as Error;
       log.error(`Failed to create account: ${error.message}`);
       throw error;
     }
@@ -1378,7 +1391,8 @@ class ApplicationMain {
           AUTO_CONNECT_FALLBACK_DELAY,
         );
       }
-    } catch (error) {
+    } catch (e) {
+      const error = e as Error;
       log.error(`Failed to login: ${error.message}`);
 
       this.autoConnectOnWireguardKeyEvent = false;
@@ -1411,7 +1425,8 @@ class ApplicationMain {
           log.info('Autoconnect the tunnel');
 
           await this.daemonRpc.connectTunnel();
-        } catch (error) {
+        } catch (e) {
+          const error = e as Error;
           log.error(`Failed to autoconnect the tunnel: ${error.message}`);
         }
       } else {
@@ -1428,7 +1443,8 @@ class ApplicationMain {
 
       this.autoConnectFallbackScheduler.cancel();
       this.accountExpiryNotificationScheduler.cancel();
-    } catch (error) {
+    } catch (e) {
+      const error = e as Error;
       log.info(`Failed to logout: ${error.message}`);
 
       throw error;
@@ -1508,7 +1524,8 @@ class ApplicationMain {
   private async updateAccountHistory(): Promise<void> {
     try {
       this.setAccountHistory(await this.daemonRpc.getAccountHistory());
-    } catch (error) {
+    } catch (e) {
+      const error = e as Error;
       log.error(`Failed to fetch the account history: ${error.message}`);
     }
   }
@@ -1516,7 +1533,8 @@ class ApplicationMain {
   private async fetchWireguardKey(): Promise<void> {
     try {
       this.setWireguardKey(await this.daemonRpc.getWireguardKey());
-    } catch (error) {
+    } catch (e) {
+      const error = e as Error;
       log.error(`Failed to fetch wireguard key: ${error.message}`);
     }
   }
@@ -1537,7 +1555,8 @@ class ApplicationMain {
       }
 
       this.updateDaemonsAutoConnect();
-    } catch (error) {
+    } catch (e) {
+      const error = e as Error;
       log.error(
         `Failed to update the autostart to ${autoStart.toString()}. ${error.message.toString()}`,
       );
@@ -1647,7 +1666,8 @@ class ApplicationMain {
       await installer(REACT_DEVELOPER_TOOLS, options);
       await installer(REDUX_DEVTOOLS, options);
     } catch (e) {
-      log.info(`Error installing extension: ${e.message}`);
+      const error = e as Error;
+      log.info(`Error installing extension: ${error.message}`);
     }
   }
 
@@ -1998,7 +2018,8 @@ class ApplicationMain {
       try {
         token = await this.daemonRpc.getWwwAuthToken();
       } catch (e) {
-        log.error(`Failed to get the WWW auth token: ${e.message}`);
+        const error = e as Error;
+        log.error(`Failed to get the WWW auth token: ${error.message}`);
       }
       return shell.openExternal(`${url}?token=${token}`);
     } else {
diff --git a/gui/src/main/linux-desktop-entry.ts b/gui/src/main/linux-desktop-entry.ts
index 291079aea8..52ea526022 100644
--- a/gui/src/main/linux-desktop-entry.ts
+++ b/gui/src/main/linux-desktop-entry.ts
@@ -149,7 +149,7 @@ async function getDesktopEntriesInDirectory(
         );
       }
     }
-  } catch (e) {
+  } catch {
     // no-op
   }
 
@@ -289,7 +289,8 @@ async function findIcon(
     let contents: string[] | undefined;
     try {
       contents = await fs.promises.readdir(directory);
-    } catch (error) {
+    } catch (e) {
+      const error = e as NodeJS.ErrnoException;
       // Non-existent directories and files (not a directory) are expected.
       if (error.code !== 'ENOENT' && error.code !== 'ENOTDIR') {
         log.error(`Failed to open directory while searching for ${name} icon`, error);
diff --git a/gui/src/main/linux-split-tunneling.ts b/gui/src/main/linux-split-tunneling.ts
index 9c41740776..17f24619f4 100644
--- a/gui/src/main/linux-split-tunneling.ts
+++ b/gui/src/main/linux-split-tunneling.ts
@@ -37,7 +37,8 @@ export async function launchApplication(
   try {
     excludeArguments = await getLaunchCommand(app);
   } catch (e) {
-    return { error: e.message };
+    const error = e as Error;
+    return { error: error.message };
   }
 
   return new Promise((resolve, _reject) => {
diff --git a/gui/src/main/load-translations.ts b/gui/src/main/load-translations.ts
index 63d76f0ac6..cb597e484d 100644
--- a/gui/src/main/load-translations.ts
+++ b/gui/src/main/load-translations.ts
@@ -51,7 +51,8 @@ function parseTranslation(
 
   try {
     contents = fs.readFileSync(filename, { encoding: 'utf8' });
-  } catch (error) {
+  } catch (e) {
+    const error = e as NodeJS.ErrnoException;
     if (error.code !== 'ENOENT') {
       log.error(`Cannot read the gettext file "${filename}": ${error.message}`);
     }
@@ -61,7 +62,8 @@ function parseTranslation(
   let translations: GetTextTranslations;
   try {
     translations = po.parse(contents);
-  } catch (error) {
+  } catch (e) {
+    const error = e as Error;
     log.error(`Cannot parse the gettext file "${filename}": ${error.message}`);
     return undefined;
   }
diff --git a/gui/src/renderer/app.tsx b/gui/src/renderer/app.tsx
index c888480033..296638b205 100644
--- a/gui/src/renderer/app.tsx
+++ b/gui/src/renderer/app.tsx
@@ -297,7 +297,8 @@ export default class AppRenderer {
       actions.account.updateAccountToken(accountToken);
       actions.account.loggedIn();
       this.redirectToConnect();
-    } catch (error) {
+    } catch (e) {
+      const error = e as Error;
       actions.account.loginFailed(error);
     }
   }
@@ -306,7 +307,8 @@ export default class AppRenderer {
     try {
       await IpcRendererEventChannel.account.logout();
     } catch (e) {
-      log.info('Failed to logout: ', e.message);
+      const error = e as Error;
+      log.info('Failed to logout: ', error.message);
     }
   }
 
@@ -322,7 +324,8 @@ export default class AppRenderer {
       const accountExpiry = new Date().toISOString();
       actions.account.accountCreated(accountToken, accountExpiry);
       this.redirectToConnect();
-    } catch (error) {
+    } catch (e) {
+      const error = e as Error;
       actions.account.createAccountFailed(error);
     }
   }
@@ -404,7 +407,8 @@ export default class AppRenderer {
     try {
       token = await IpcRendererEventChannel.account.getWwwAuthToken();
     } catch (e) {
-      log.error(`Failed to get the WWW auth token: ${e.message}`);
+      const error = e as Error;
+      log.error(`Failed to get the WWW auth token: ${error.message}`);
     }
     void this.openUrl(`${link}?token=${token}`);
   };
@@ -483,7 +487,8 @@ export default class AppRenderer {
     try {
       const valid = await IpcRendererEventChannel.wireguardKeys.verifyKey();
       actions.settings.completeWireguardKeyVerification(valid);
-    } catch (error) {
+    } catch (e) {
+      const error = e as Error;
       log.error(`Failed to verify WireGuard key - ${error.message}`);
       actions.settings.completeWireguardKeyVerification(undefined);
     }
@@ -981,7 +986,8 @@ export default class AppRenderer {
       if (location && getLocationPromise === this.getLocationPromise) {
         return location;
       }
-    } catch (error) {
+    } catch (e) {
+      const error = e as Error;
       log.error(`Failed to update the location: ${error.message}`);
     }
   }
diff --git a/gui/src/renderer/components/ClipboardLabel.tsx b/gui/src/renderer/components/ClipboardLabel.tsx
index 2131e884df..43b0d2c764 100644
--- a/gui/src/renderer/components/ClipboardLabel.tsx
+++ b/gui/src/renderer/components/ClipboardLabel.tsx
@@ -50,7 +50,8 @@ export default class ClipboardLabel extends React.Component<IProps, IState> {
       await navigator.clipboard.writeText(this.props.value);
       this.scheduler.schedule(() => this.setState({ showsMessage: false }), this.props.delay);
       this.setState({ showsMessage: true });
-    } catch (error) {
+    } catch (e) {
+      const error = e as Error;
       log.error(`Failed to copy to clipboard: ${error.message}`);
     }
   };
diff --git a/gui/src/renderer/containers/AdvancedSettingsPage.tsx b/gui/src/renderer/containers/AdvancedSettingsPage.tsx
index 8e8acf2ee9..51ba310aad 100644
--- a/gui/src/renderer/containers/AdvancedSettingsPage.tsx
+++ b/gui/src/renderer/containers/AdvancedSettingsPage.tsx
@@ -53,7 +53,8 @@ const mapDispatchToProps = (_dispatch: ReduxDispatch, props: IHistoryProps & IAp
       try {
         await props.app.updateRelaySettings(relayUpdate);
       } catch (e) {
-        log.error('Failed to update tunnel protocol constraints', e.message);
+        const error = e as Error;
+        log.error('Failed to update tunnel protocol constraints', error.message);
       }
     },
 
@@ -61,7 +62,8 @@ const mapDispatchToProps = (_dispatch: ReduxDispatch, props: IHistoryProps & IAp
       try {
         await props.app.setEnableIpv6(enableIpv6);
       } catch (e) {
-        log.error('Failed to update enable IPv6', e.message);
+        const error = e as Error;
+        log.error('Failed to update enable IPv6', error.message);
       }
     },
 
@@ -69,7 +71,8 @@ const mapDispatchToProps = (_dispatch: ReduxDispatch, props: IHistoryProps & IAp
       try {
         await props.app.setBlockWhenDisconnected(blockWhenDisconnected);
       } catch (e) {
-        log.error('Failed to update block when disconnected', e.message);
+        const error = e as Error;
+        log.error('Failed to update block when disconnected', error.message);
       }
     },
 
diff --git a/gui/src/renderer/containers/ConnectPage.tsx b/gui/src/renderer/containers/ConnectPage.tsx
index 2069b4012b..c9ae60897b 100644
--- a/gui/src/renderer/containers/ConnectPage.tsx
+++ b/gui/src/renderer/containers/ConnectPage.tsx
@@ -80,21 +80,24 @@ const mapDispatchToProps = (_dispatch: ReduxDispatch, props: IHistoryProps & IAp
     onConnect: async () => {
       try {
         await props.app.connectTunnel();
-      } catch (error) {
+      } catch (e) {
+        const error = e as Error;
         log.error(`Failed to connect the tunnel: ${error.message}`);
       }
     },
     onDisconnect: async () => {
       try {
         await props.app.disconnectTunnel();
-      } catch (error) {
+      } catch (e) {
+        const error = e as Error;
         log.error(`Failed to disconnect the tunnel: ${error.message}`);
       }
     },
     onReconnect: async () => {
       try {
         await props.app.reconnectTunnel();
-      } catch (error) {
+      } catch (e) {
+        const error = e as Error;
         log.error(`Failed to reconnect the tunnel: ${error.message}`);
       }
     },
diff --git a/gui/src/renderer/containers/ExpiredAccountErrorViewContainer.tsx b/gui/src/renderer/containers/ExpiredAccountErrorViewContainer.tsx
index e5c56e7f28..dc5b12a40e 100644
--- a/gui/src/renderer/containers/ExpiredAccountErrorViewContainer.tsx
+++ b/gui/src/renderer/containers/ExpiredAccountErrorViewContainer.tsx
@@ -20,7 +20,8 @@ const mapDispatchToProps = (_dispatch: ReduxDispatch, props: IHistoryProps & IAp
     onDisconnect: async () => {
       try {
         await props.app.disconnectTunnel();
-      } catch (error) {
+      } catch (e) {
+        const error = e as Error;
         log.error(`Failed to disconnect the tunnel: ${error.message}`);
       }
     },
@@ -28,7 +29,8 @@ const mapDispatchToProps = (_dispatch: ReduxDispatch, props: IHistoryProps & IAp
       try {
         await props.app.setBlockWhenDisconnected(blockWhenDisconnected);
       } catch (e) {
-        log.error('Failed to update block when disconnected', e.message);
+        const error = e as Error;
+        log.error('Failed to update block when disconnected', error.message);
       }
     },
     navigateToRedeemVoucher: () => {
diff --git a/gui/src/renderer/containers/OpenVPNSettingsPage.tsx b/gui/src/renderer/containers/OpenVPNSettingsPage.tsx
index 378dc9bb82..9212ca68ac 100644
--- a/gui/src/renderer/containers/OpenVPNSettingsPage.tsx
+++ b/gui/src/renderer/containers/OpenVPNSettingsPage.tsx
@@ -67,7 +67,8 @@ const mapDispatchToProps = (_dispatch: ReduxDispatch, props: IHistoryProps & IAp
       try {
         await props.app.updateRelaySettings(relayUpdate);
       } catch (e) {
-        log.error('Failed to update relay settings', e.message);
+        const error = e as Error;
+        log.error('Failed to update relay settings', error.message);
       }
     },
 
@@ -84,7 +85,8 @@ const mapDispatchToProps = (_dispatch: ReduxDispatch, props: IHistoryProps & IAp
       try {
         await props.app.updateRelaySettings(relayUpdate);
       } catch (e) {
-        log.error('Failed to update relay settings', e.message);
+        const error = e as Error;
+        log.error('Failed to update relay settings', error.message);
       }
     },
 
@@ -92,7 +94,8 @@ const mapDispatchToProps = (_dispatch: ReduxDispatch, props: IHistoryProps & IAp
       try {
         await props.app.setBridgeState(bridgeState);
       } catch (e) {
-        log.error(`Failed to update bridge state: ${e.message}`);
+        const error = e as Error;
+        log.error(`Failed to update bridge state: ${error.message}`);
       }
     },
 
@@ -100,7 +103,8 @@ const mapDispatchToProps = (_dispatch: ReduxDispatch, props: IHistoryProps & IAp
       try {
         await props.app.setOpenVpnMssfix(mssfix);
       } catch (e) {
-        log.error('Failed to update mssfix value', e.message);
+        const error = e as Error;
+        log.error('Failed to update mssfix value', error.message);
       }
     },
   };
diff --git a/gui/src/renderer/containers/PreferencesPage.tsx b/gui/src/renderer/containers/PreferencesPage.tsx
index a050afedf7..d4176d1ca2 100644
--- a/gui/src/renderer/containers/PreferencesPage.tsx
+++ b/gui/src/renderer/containers/PreferencesPage.tsx
@@ -30,7 +30,8 @@ const mapDispatchToProps = (_dispatch: ReduxDispatch, props: IHistoryProps & IAp
     setAutoStart: async (autoStart: boolean) => {
       try {
         await props.app.setAutoStart(autoStart);
-      } catch (error) {
+      } catch (e) {
+        const error = e as Error;
         log.error(`Cannot set auto-start: ${error.message}`);
       }
     },
diff --git a/gui/src/renderer/containers/SelectLocationPage.tsx b/gui/src/renderer/containers/SelectLocationPage.tsx
index ea931c8ea9..cd455a01f6 100644
--- a/gui/src/renderer/containers/SelectLocationPage.tsx
+++ b/gui/src/renderer/containers/SelectLocationPage.tsx
@@ -65,7 +65,8 @@ const mapDispatchToProps = (dispatch: ReduxDispatch, props: IHistoryProps & IApp
         await props.app.updateRelaySettings(relayUpdate);
         await props.app.connectTunnel();
       } catch (e) {
-        log.error(`Failed to select the exit location: ${e.message}`);
+        const error = e as Error;
+        log.error(`Failed to select the exit location: ${error.message}`);
       }
     },
     onSelectBridgeLocation: async (bridgeLocation: RelayLocation) => {
@@ -77,7 +78,8 @@ const mapDispatchToProps = (dispatch: ReduxDispatch, props: IHistoryProps & IApp
           new BridgeSettingsBuilder().location.fromRaw(bridgeLocation).build(),
         );
       } catch (e) {
-        log.error(`Failed to select the bridge location: ${e.message}`);
+        const error = e as Error;
+        log.error(`Failed to select the bridge location: ${error.message}`);
       }
     },
     onSelectClosestToExit: async () => {
@@ -87,7 +89,8 @@ const mapDispatchToProps = (dispatch: ReduxDispatch, props: IHistoryProps & IApp
       try {
         await props.app.updateBridgeSettings(new BridgeSettingsBuilder().location.any().build());
       } catch (e) {
-        log.error(`Failed to set the bridge location to closest to exit: ${e.message}`);
+        const error = e as Error;
+        log.error(`Failed to set the bridge location to closest to exit: ${error.message}`);
       }
     },
     onClearProviders: async () => {
diff --git a/gui/src/renderer/containers/WireguardSettingsPage.tsx b/gui/src/renderer/containers/WireguardSettingsPage.tsx
index cf7833d116..5e6c27105e 100644
--- a/gui/src/renderer/containers/WireguardSettingsPage.tsx
+++ b/gui/src/renderer/containers/WireguardSettingsPage.tsx
@@ -65,7 +65,8 @@ const mapDispatchToProps = (_dispatch: ReduxDispatch, props: IHistoryProps & IAp
       try {
         await props.app.updateRelaySettings(relayUpdate);
       } catch (e) {
-        log.error('Failed to update relay settings', e.message);
+        const error = e as Error;
+        log.error('Failed to update relay settings', error.message);
       }
     },
 
@@ -73,7 +74,8 @@ const mapDispatchToProps = (_dispatch: ReduxDispatch, props: IHistoryProps & IAp
       try {
         await props.app.setWireguardMtu(mtu);
       } catch (e) {
-        log.error('Failed to update mtu value', e.message);
+        const error = e as Error;
+        log.error('Failed to update mtu value', error.message);
       }
     },
 
diff --git a/gui/src/shared/ipc-helpers.ts b/gui/src/shared/ipc-helpers.ts
index 8c3c851a80..31469ce88a 100644
--- a/gui/src/shared/ipc-helpers.ts
+++ b/gui/src/shared/ipc-helpers.ts
@@ -180,7 +180,8 @@ function handle<T, R>(event: string, ipcMain: EIpcMain): Handler<T, Promise<R>>
     ipcMain.handle(event, async (_ipcEvent, arg: T) => {
       try {
         return { type: 'success', value: await fn(arg) };
-      } catch (error) {
+      } catch (e) {
+        const error = e as Error;
         return { type: 'error', message: error.message || '' };
       }
     });
diff --git a/gui/src/shared/logging.ts b/gui/src/shared/logging.ts
index d87778bf13..bfde85a9da 100644
--- a/gui/src/shared/logging.ts
+++ b/gui/src/shared/logging.ts
@@ -56,8 +56,9 @@ export class Logger {
           try {
             await maybePromise;
           } catch (e) {
+            const error = e as Error;
             console.error(
-              `${output.constructor.name}.write: ${e.message}. Original message: ${message}`,
+              `${output.constructor.name}.write: ${error.message}. Original message: ${message}`,
             );
           }
         }