last commit ( cf0c3b5) crashes on missing calendar capabilities

[opto]

this is error console,promise error inbackground:91 (listed at the end of the copied console text)

1727693602620 [email protected] WARN Loading extension '[email protected]': Reading manifest: Warning processing calendar_item_action: An unexpected property was found in the WebExtension manifest.
Updated calendar
Object { id: "00e0af97-c6f6-42a4-841b-b8d3fe1683d8", type: "[email protected]", name: "calendar ext", url: "custom://test", readOnly: true, visible: false, showReminders: true, enabled: false, color: "#FF0000", cacheId: "00e0af97-c6f6-42a4-841b-b8d3fe1683d8#cache", … }

Object { visible: false }
background.js:13:11
Removed calendar 00e0af97-c6f6-42a4-841b-b8d3fe1683d8 background.js:16:11
this.capabilities is null ext-calendar-provider.js:191:13
Calendar: Can't create calendar for 00e0af97-c6f6-42a4-841b-b8d3fe1683d8 ([email protected], custom://test): TypeError: this.capabilities is null CalCalendarManager.sys.mjs:276:13
TypeError: this.capabilities is null
ext-calendar-provider.js:191:13
Calendar: NS_ERROR_XPC_JAVASCRIPT_ERROR_WITH_DETAILS: [JavaScript Error: "this.capabilities is null" {file: "file:///E:/Arbeit/TB/tb68/TB102/TB115/Weiterentwicklung%20115/calenderOrig/webext-experiments/calendar/experiments/calendar/parent/ext-calendar-provider.js" line: 191}]'[JavaScript Error: "this.capabilities is null" {file: "file:///E:/Arbeit/TB/tb68/TB102/TB115/Weiterentwicklung%20115/calenderOrig/webext-experiments/calendar/experiments/calendar/parent/ext-calendar-provider.js" line: 191}]' when calling method: [calICalendar::readOnly]
isCalendarWritable resource:///modules/calendar/utils/calACLUtils.sys.mjs:24
getInvitations chrome://calendar/content/calendar-invitations-manager.js:179
_doInvitationsUpdate chrome://calendar/content/calendar-invitations-manager.js:124
mTimer chrome://calendar/content/calendar-invitations-manager.js:117
calendar-invitations-manager.js:126:11
1727693602722 [email protected] WARN Loading extension '[email protected]': Reading manifest: Warning processing calendar_provider: An unexpected property was found in the WebExtension manifest.
1727693602722 [email protected] WARN Loading extension '[email protected]': Reading manifest: Warning processing calendar_item_action: An unexpected property was found in the WebExtension manifest.
1727693602724 [email protected] WARN Loading extension '[email protected]': Reading manifest: Warning processing calendar_provider: An unexpected property was found in the WebExtension manifest.
1727693602724 [email protected] WARN Loading extension '[email protected]': Reading manifest: Warning processing calendar_item_action: An unexpected property was found in the WebExtension manifest.
TypeError: this.capabilities is null
ext-calendar-provider.js:191:13
[Exception... "[JavaScript Error: "this.capabilities is null" {file: "file:///E:/Arbeit/TB/tb68/TB102/TB115/Weiterentwicklung%20115/calenderOrig/webext-experiments/calendar/experiments/calendar/parent/ext-calendar-provider.js" line: 191}]'[JavaScript Error: "this.capabilities is null" {file: "file:///E:/Arbeit/TB/tb68/TB102/TB115/Weiterentwicklung%20115/calenderOrig/webext-experiments/calendar/experiments/calendar/parent/ext-calendar-provider.js" line: 191}]' when calling method: [calICalendar::readOnly]" nsresult: "0x80570021 (NS_ERROR_XPC_JAVASCRIPT_ERROR_WITH_DETAILS)" location: "JS frame :: resource://tb-experiments-calendar/experiments/calendar/ext-calendar-utils.sys.mjs :: convertCalendar :: line 65" data: yes] ext-calendar-utils.sys.mjs:65:5
Uncaught (in promise) Error: An unexpected error occurred undefined
moz-extension://251690af-e6fe-4ae7-8214-df0f63eb0233/background.js:91
AsyncFunctionThrow self-hosted:808
(Async: async)
moz-extension://251690af-e6fe-4ae7-8214-df0f63eb0233/background.js:90