Yes I entered my masterpassword, and the form said it was ok.
New errors:
1540457570456 Sync.ErrorHandler DEBUG creditcards failed: Error: CreditCards is not initialized. Please restart if you flip the pref manually.(resource://formautofill/FormAutofillStorage.jsm:1937:23) JS Stack trace: get@FormAutofillStorage.jsm:1937:23
get storage@FormAutofillSync.jsm:86:7
trackRemainingChanges@FormAutofillSync.jsm:323:5
async*_syncCleanup@engines.js:1823:13
async*_sync@engines.js:1852:13
async*WrappedNotify@util.js:179:27
async*sync@engines.js:895:12
async*_syncEngine@enginesync.js:214:13
async*sync@enginesync.js:156:21
async*onNotify@service.js:1139:13
async*WrappedNotify@util.js:179:27
async*WrappedLock@util.js:135:22
async*_lockedSync@service.js:1132:12
async*sync/<@service.js:1124:13
async*WrappedCatch@util.js:105:22
async*sync@service.js:1113:12
async*syncIfMPUnlocked/<@policies.js:549:7
1540457570457 Sync.SyncScheduler TRACE Handling weave:engine:sync:error
1540457570457 Sync.Telemetry TRACE observed weave:engine:sync:error creditcards
1540457570457 Sync.Engine.Forms TRACE Event: weave:engine:sync:start
1540457570457 Sync.Telemetry TRACE observed weave:engine:sync:start forms
1540457570459 Sync.Engine.Forms.Tracker TRACE Clearing changed ID list
1540457570459 Sync.Engine.Forms INFO 0 outgoing items pre-reconciliation
1540457570459 Sync.Engine.Forms TRACE Downloading & applying server changes
1540457570460 Sync.Engine.Forms INFO Records: 0 applied, 0 successfully, 0 failed to apply, 0 newly failed to apply, 0 reconciled.
1540457570460 Sync.ErrorHandler TRACE Handling weave:engine:sync:applied
1540457570460 Sync.SyncScheduler TRACE Handling weave:engine:sync:applied
1540457570460 Sync.SyncScheduler TRACE Engine forms successfully applied 0 items.
1540457570460 Sync.Telemetry TRACE observed weave:engine:sync:applied forms
1540457570460 Sync.Engine.Forms TRACE Uploading local changes to server.
1540457570460 Sync.Engine.Forms TRACE Finishing up sync
1540457570460 Sync.Engine.Forms TRACE Event: weave:engine:sync:finish
1540457570460 Sync.RemoteTabs TRACE observed topic=weave:engine:sync:finish, data=forms, subject=null
1540457570460 Sync.SyncScheduler TRACE Handling weave:engine:sync:finish
1540457570460 Sync.Telemetry TRACE observed weave:engine:sync:finish forms
1540457570461 Sync.Engine.History TRACE Event: weave:engine:sync:start
1540457570461 Sync.Telemetry TRACE observed weave:engine:sync:start history
1540457570461 Sync.Engine.History DEBUG Migrating existing sync ID XLp4tpUqg6mj from prefs
1540457570463 Sync.Engine.History.HistorySyncUtils TRACE History sync ID up-to-date: {"existingSyncId":"XLp4tpUqg6mj"}
1540457570463 Sync.Engine.History DEBUG Migrating existing last sync time 1540456801.33 from prefs
1540457570464 Sync.Engine.History DEBUG Checking if server sync ID XLp4tpUqg6mj matches existing
1540457570465 Sync.Engine.History.HistorySyncUtils TRACE History sync ID up-to-date: {"existingSyncId":"XLp4tpUqg6mj"}
1540457570468 Sync.Engine.History.Tracker TRACE Removing changed ID 0kPLVVUBfThb
1540457570468 Sync.Engine.History.Tracker TRACE Clearing changed ID list
1540457570468 Sync.Engine.History INFO 14 outgoing items pre-reconciliation
1540457570468 Sync.Engine.History TRACE Downloading & applying server changes
1540457570469 Sync.Engine.History INFO Records: 0 applied, 0 successfully, 0 failed to apply, 0 newly failed to apply, 0 reconciled.
1540457570469 Sync.ErrorHandler TRACE Handling weave:engine:sync:applied
1540457570469 Sync.SyncScheduler TRACE Handling weave:engine:sync:applied
1540457570469 Sync.SyncScheduler TRACE Engine history successfully applied 0 items.
1540457570469 Sync.Telemetry TRACE observed weave:engine:sync:applied history
1540457570469 Sync.Engine.History TRACE Uploading local changes to server.
1540457570469 Sync.Engine.History TRACE Preparing 14 outgoing records
1540457570501 Sync.Engine.History INFO Posting 14 records of 9243 bytes with batch=true
1540457570502 Sync.BrowserIDManager TRACE _ensureValidToken already has one
1540457570502 Sync.Collection DEBUG POST Length: 9243
1540457570883 Sync.Collection DEBUG POST success 200 https://sync-665-us-west-2.sync.services.mozilla.com/1.5/105993389/storage/history?batch=true&commit=true
1540457570884 Sync.Engine.History TRACE Committed batch
1540457570891 Sync.Telemetry TRACE observed weave:engine:sync:uploaded history
1540457570891 Sync.Engine.History TRACE Finishing up sync
1540457570895 Sync.Engine.History TRACE Event: weave:engine:sync:finish
1540457570895 Sync.RemoteTabs TRACE observed topic=weave:engine:sync:finish, data=history, subject=null
1540457570896 Sync.SyncScheduler TRACE Handling weave:engine:sync:finish
1540457570896 Sync.Telemetry TRACE observed weave:engine:sync:finish history
1540457570898 Sync.Engine.Extension-Storage TRACE Event: weave:engine:sync:start
1540457570898 Sync.Telemetry TRACE observed weave:engine:sync:start extension-storage
1540457570906 Sync.Engine.Extension-Storage DEBUG Syncing extension settings for []
1540457570907 Sync.Engine.Extension-Storage TRACE Event: weave:engine:sync:finish
1540457570907 Sync.RemoteTabs TRACE observed topic=weave:engine:sync:finish, data=extension-storage, subject=null
1540457570907 Sync.SyncScheduler TRACE Handling weave:engine:sync:finish
1540457570907 Sync.Telemetry TRACE observed weave:engine:sync:finish extension-storage
1540457570912 Sync.Doctor INFO Skipping check of prefs - disabled via preferences
1540457570912 Sync.Doctor INFO Skipping validation of passwords: too recent since last validation attempt
1540457570912 Sync.Doctor INFO Skipping check of tabs - disabled via preferences
1540457570912 Sync.Doctor INFO Skipping validation of bookmarks: too recent since last validation attempt
1540457570912 Sync.Doctor INFO Skipping check of addons - disabled via preferences
1540457570912 Sync.Doctor INFO Skipping check of addresses - disabled via preferences
1540457570912 Sync.Doctor INFO Skipping check of creditcards - disabled via preferences
1540457570913 Sync.Doctor INFO Skipping check of forms - disabled via preferences
1540457570913 Sync.Doctor INFO Skipping check of history - disabled via preferences
1540457570914 Sync.Doctor INFO Skipping check of extension-storage - disabled via preferences
1540457570914 Sync.Doctor INFO Skipping validation: no engines qualify
1540457570918 Sync.Synchronizer INFO Sync completed at 2018-10-25 10:52:50 after 2.90 secs.
1540457570925 Sync.Declined DEBUG Handling remote declined: []
1540457570928 Sync.Declined DEBUG Handling local declined: []
1540457570934 Sync.Declined DEBUG Declined changed? false
1540457570935 Sync.Service INFO No change to declined engines. Not reuploading meta/global.
1540457570935 Sync.Service TRACE Event: weave:service:sync:finish
1540457570935 Sync.ErrorHandler TRACE Handling weave:service:sync:finish
1540457570935 Sync.ErrorHandler TRACE Status.service is error.sync.failed_partial
1540457570935 Sync.ErrorHandler ERROR Some engines did not sync correctly.
1540457570936 Sync.SyncScheduler TRACE Handling weave:service:sync:finish
1540457570936 Sync.SyncScheduler TRACE Adjusting syncInterval to immediateInterval.
1540457570936 Sync.SyncScheduler TRACE clients: score: 0
1540457570936 Sync.SyncScheduler TRACE prefs: score: 0
1540457570936 Sync.SyncScheduler TRACE passwords: score: 0
1540457570936 Sync.SyncScheduler TRACE tabs: score: 0
1540457570936 Sync.SyncScheduler TRACE bookmarks: score: 0
1540457570936 Sync.SyncScheduler TRACE addons: score: 0
1540457570936 Sync.SyncScheduler TRACE addresses: score: 0
1540457570936 Sync.SyncScheduler TRACE creditcards: score: 0
1540457570936 Sync.SyncScheduler TRACE forms: score: 0
1540457570937 Sync.SyncScheduler TRACE history: score: 0
1540457570937 Sync.SyncScheduler TRACE extension-storage: score: 0
1540457570937 Sync.SyncScheduler TRACE Global score updated: 0
1540457570937 Sync.SyncScheduler DEBUG Next sync in 90000 ms. (why=schedule)
1540457570937 Sync.Telemetry TRACE observed weave:service:sync:finish {"why":"schedule"}
1540457570949 Sync.ErrorHandler TRACE Addons installed: 5
1540457570949 Sync.ErrorHandler TRACE - Firefox Multi-Account Containers, version 6.0.0, id @testpilot-containers
1540457570950 Sync.ErrorHandler TRACE - Raindrop.io: "Save Button" for Web, version 6.0.429, id jid0-adyhmvsP91nUO8pRv0Mn2VKeB84@jetpack
1540457570950 Sync.ErrorHandler TRACE - About Sync, version 0.0.50, id aboutsync@mhammond.github.com
1540457570950 Sync.ErrorHandler TRACE - SearchPreview, version 11.2, id {EF522540-89F5-46b9-B6FE-1829E2B572C6}
1540457570950 Sync.ErrorHandler TRACE - uBlock Origin, version 1.17.2, id uBlock0@raymondhill.net