{"record":{"id":"5baa737faff0eb89","repo":"Foundry376/Mailspring","slug":"eventheader-could-not-build-rsvp-reply-e-messa","errorCode":null,"errorMessage":"EventHeader: Could not build RSVP reply: ${e.message}","messagePattern":"EventHeader: Could not build RSVP reply: (.+?)","errorType":"console","errorClass":null,"httpStatus":null,"severity":"error","filePath":"app/internal_packages/events/lib/event-header.tsx","lineNumber":301,"sourceCode":"      return;\n    }\n\n    // The attendee list in `icsOriginalData` (the emailed .ics attachment) can differ\n    // from the one used to decide whether to show these buttons if a synced calendar\n    // Event later replaced `icsEvent`. EventRSVPTask.forReplying throws if it can't\n    // find us as an attendee in the data it's actually replying with; catch that here\n    // instead of letting it crash the click handler.\n    let task: EventRSVPTask;\n    try {\n      task = EventRSVPTask.forReplying({\n        accountId: this.props.message.accountId,\n        messageId: this.props.message.id,\n        icsOriginalData,\n        icsRSVPStatus: status,\n        to: organizerEmail,\n      });\n    } catch (e) {\n      console.warn(`EventHeader: Could not build RSVP reply: ${e.message}`);\n      AppEnv.showErrorDialog(\n        localized(\n          \"Sorry, we couldn't find your email address in this event's attendee list, so an RSVP reply could not be sent.\"\n        )\n      );\n      return;\n    }\n\n    this.setState({ inflight: status });\n    Actions.queueTask(task);\n  };\n}\n\nexport default EventHeader;\n","sourceCodeStart":283,"sourceCodeEnd":316,"githubUrl":"https://github.com/Foundry376/Mailspring/blob/648c685d602ece6bb00c22534b8734de6ac644b3/app/internal_packages/events/lib/event-header.tsx#L283-L316","documentation":"Guard in EventHeader's RSVP button handler: EventRSVPTask.forReplying threw while building the reply task — most commonly because the current user is not listed as an attendee in icsOriginalData (the emailed .ics attachment), so no PARTSTAT can be set. Caught locally so the click doesn't crash the composer.","triggerScenarios":"Thrown at app/internal_packages/events/lib/event-header.tsx:301 when the library encounters an invalid state.","commonSituations":"See trigger scenarios.","solutions":["Reply to the invite via email instead of the RSVP buttons if you weren't a listed attendee","Ask the organizer to re-send the invite with your address as an attendee"],"exampleFix":null,"handlingStrategy":"try-catch","validationCode":null,"typeGuard":null,"tryCatchPattern":null,"preventionTips":[],"tags":[],"backgroundTag":null,"analyzedSha":"648c685d602ece6bb00c22534b8734de6ac644b3","analyzedAt":"2026-09-03T02:00:24.311Z","contentChangedAt":null,"schemaVersion":2},"datasetVersion":"2026-09-10T07:17:11.731Z"}