ERROR Locale pl not found #12450

Hi, I have an error in the browser console. I am using version 14.1 of .NET Core and Angular (it is clean without a git merge with my previous 14.0 version). The database is mine and created with an earlier version. What is wrong?

core.mjs:6673 ERROR Locale pl not found handleError @ core.mjs:6673 next @ core.mjs:35050 ConsumerObserver2.next @ Subscriber.js:90 Subscriber2._next @ Subscriber.js:59 Subscriber2.next @ Subscriber.js:32 (anonymous) @ Subject.js:41 errorContext @ errorContext.js:23 Subject2.next @ Subject.js:31 emit @ core.mjs:6064 (anonymous) @ core.mjs:6559 invoke @ zone.js:339 run @ zone.js:110 runOutsideAngular @ core.mjs:6421 onHandleError @ core.mjs:6559 handleError @ zone.js:342 runGuarded @ zone.js:124 api.microtaskDrainDone @ zone.js:2235 drainMicroTaskQueue @ zone.js:541 Promise.then nativeScheduleMicroTask @ zone.js:512 scheduleMicroTask @ zone.js:522 scheduleTask @ zone.js:356 onScheduleTask @ core.mjs:6189 scheduleTask @ zone.js:350 onScheduleTask @ zone.js:265 scheduleTask @ zone.js:350 scheduleTask @ zone.js:206 scheduleMicroTask @ zone.js:225 scheduleResolveOrReject @ zone.js:2418 resolvePromise @ zone.js:2359 (anonymous) @ zone.js:2278 (anonymous) @ zone.js:2293 Promise.then (anonymous) @ zone.js:2666 ZoneAwarePromise @ zone.js:2591 Ctor.then @ zone.js:2665 registerLocales @ root.module.ts:212 (anonymous) @ root.module.ts:66 invoke @ zone.js:339 onInvoke @ core.mjs:6525 invoke @ zone.js:339 run @ zone.js:110 (anonymous) @ zone.js:2428 invokeTask @ zone.js:364 (anonymous) @ core.mjs:6194 onInvokeTask @ core.mjs:6194 invokeTask @ zone.js:364 onInvokeTask @ core.mjs:6514 invokeTask @ zone.js:364 runTask @ zone.js:163 drainMicroTaskQueue @ zone.js:535 Zone - Promise.then onScheduleTask @ core.mjs:6188 scheduleTask @ zone.js:350 onScheduleTask @ zone.js:265 scheduleTask @ zone.js:350 scheduleTask @ zone.js:206 scheduleMicroTask @ zone.js:225 scheduleResolveOrReject @ zone.js:2418 resolvePromise @ zone.js:2359 (anonymous) @ zone.js:2278 (anonymous) @ zone.js:2293 (anonymous) @ app-session.service.ts:91 invoke @ zone.js:339 onInvoke @ core.mjs:6525 invoke @ zone.js:339 run @ zone.js:110 (anonymous) @ zone.js:2428 invokeTask @ zone.js:364 (anonymous) @ core.mjs:6194 onInvokeTask @ core.mjs:6194 invokeTask @ zone.js:364 onInvokeTask @ core.mjs:6514 invokeTask @ zone.js:364 runTask @ zone.js:163 drainMicroTaskQueue @ zone.js:535 Zone - Promise.then onScheduleTask @ core.mjs:6188 scheduleTask @ zone.js:350 onScheduleTask @ zone.js:265 scheduleTask @ zone.js:350 scheduleTask @ zone.js:206 scheduleMicroTask @ zone.js:225 scheduleResolveOrReject @ zone.js:2418 resolvePromise @ zone.js:2359 (anonymous) @ zone.js:2278 (anonymous) @ zone.js:2293 (anonymous) @ Observable.js:81 ConsumerObserver2.complete @ Subscriber.js:112 Subscriber2._complete @ Subscriber.js:70 Subscriber2.complete @ Subscriber.js:48 Subscriber2._complete @ Subscriber.js:70 Subscriber2.complete @ Subscriber.js:48 checkComplete @ mergeInternals.js:11 (anonymous) @ mergeInternals.js:47 OperatorSubscriber2.unsubscribe @ OperatorSubscriber.js:44 OperatorSubscriber2._this._complete @ OperatorSubscriber.js:34 Subscriber2.complete @ Subscriber.js:48 checkComplete @ mergeInternals.js:11 (anonymous) @ mergeInternals.js:56 OperatorSubscriber2._this._complete @ OperatorSubscriber.js:30 Subscriber2.complete @ Subscriber.js:48 reader.onload @ service-proxies.ts:34298 invoke @ zone.js:339 onInvoke @ core.mjs:6525 invoke @ zone.js:339 runGuarded @ zone.js:122 (anonymous) @ zone.js:101 FileReader _global.<computed>.<computed> @ zone.js:908 (anonymous) @ service-proxies.ts:34300 Observable2._trySubscribe @ Observable.js:33 (anonymous) @ Observable.js:27 errorContext @ errorContext.js:23 Observable2.subscribe @ Observable.js:23 mergeInternals @ mergeInternals.js:54 (anonymous) @ mergeMap.js:20 (anonymous) @ lift.js:10 (anonymous) @ Observable.js:27 errorContext @ errorContext.js:23 Observable2.subscribe @ Observable.js:23 doInnerSub @ mergeInternals.js:21 outerNext @ mergeInternals.js:15 OperatorSubscriber2._this._next @ OperatorSubscriber.js:14 Subscriber2.next @ Subscriber.js:32 (anonymous) @ filter.js:7 OperatorSubscriber2._this._next @ OperatorSubscriber.js:14 Subscriber2.next @ Subscriber.js:32 (anonymous) @ mergeInternals.js:26 OperatorSubscriber2._this._next @ OperatorSubscriber.js:14 Subscriber2.next @ Subscriber.js:32 (anonymous) @ switchMap.js:17 OperatorSubscriber2._this._next @ OperatorSubscriber.js:14 Subscriber2.next @ Subscriber.js:32 (anonymous) @ map.js:7 OperatorSubscriber2._this._next @ OperatorSubscriber.js:14 Subscriber2.next @ Subscriber.js:32 reader.onload @ abp-ng2-module.mjs:544 invoke @ zone.js:339 onInvoke @ core.mjs:6525 invoke @ zone.js:339 runGuarded @ zone.js:122 (anonymous) @ zone.js:101 FileReader _global.<computed>.<computed> @ zone.js:908 (anonymous) @ abp-ng2-module.mjs:547 Observable2._trySubscribe @ Observable.js:33 (anonymous) @ Observable.js:27 errorContext @ errorContext.js:23 Observable2.subscribe @ Observable.js:23 (anonymous) @ map.js:6 (anonymous) @ lift.js:10 (anonymous) @ Observable.js:27 errorContext @ errorContext.js:23 Observable2.subscribe @ Observable.js:23 (anonymous) @ switchMap.js:16 OperatorSubscriber2._this._next @ OperatorSubscriber.js:14 Subscriber2.next @ Subscriber.js:32 Subscriber2._next @ Subscriber.js:59 Subscriber2.next @ Subscriber.js:32 (anonymous) @ switchMap.js:17 OperatorSubscriber2._this._next @ OperatorSubscriber.js:14 Subscriber2.next @ Subscriber.js:32 onLoad @ http.mjs:2403 invokeTask @ zone.js:364 (anonymous) @ core.mjs:6194 onInvokeTask @ core.mjs:6194 invokeTask @ zone.js:364 onInvokeTask @ core.mjs:6514 invokeTask @ zone.js:364 runTask @ zone.js:163 invokeTask @ zone.js:441 invokeTask @ zone.js:1086 globalCallback @ zone.js:1127 globalZoneAwareCallback @ zone.js:1147 Zone - XMLHttpRequest.addEventListener:load onScheduleTask @ core.mjs:6188 scheduleTask @ zone.js:350 onScheduleTask @ zone.js:265 scheduleTask @ zone.js:350 scheduleTask @ zone.js:206 scheduleEventTask @ zone.js:231 (anonymous) @ zone.js:1444 (anonymous) @ http.mjs:2490 Observable2._trySubscribe @ Observable.js:33 (anonymous) @ Observable.js:27 errorContext @ errorContext.js:23 Observable2.subscribe @ Observable.js:23 (anonymous) @ switchMap.js:16 OperatorSubscriber2._this._next @ OperatorSubscriber.js:14 Subscriber2.next @ Subscriber.js:32 (anonymous) @ innerFrom.js:51 Observable2._trySubscribe @ Observable.js:33 (anonymous) @ Observable.js:27 errorContext @ errorContext.js:23 Observable2.subscribe @ Observable.js:23 (anonymous) @ switchMap.js:12 (anonymous) @ lift.js:10 (anonymous) @ Observable.js:27 errorContext @ errorContext.js:23 Observable2.subscribe @ Observable.js:23 (anonymous) @ catchError.js:9 (anonymous) @ lift.js:10 (anonymous) @ Observable.js:27 errorContext @ errorContext.js:23 Observable2.subscribe @ Observable.js:23 (anonymous) @ switchMap.js:12 (anonymous) @ lift.js:10 (anonymous) @ Observable.js:27 errorContext @ errorContext.js:23 Observable2.subscribe @ Observable.js:23 (anonymous) @ finalize.js:5 (anonymous) @ lift.js:10 (anonymous) @ Observable.js:27 errorContext @ errorContext.js:23 Observable2.subscribe @ Observable.js:23 (anonymous) @ finalize.js:5 (anonymous) @ lift.js:10 (anonymous) @ Observable.js:27 errorContext @ errorContext.js:23 Observable2.subscribe @ Observable.js:23 doInnerSub @ mergeInternals.js:21 outerNext @ mergeInternals.js:15 OperatorSubscriber2._this._next @ OperatorSubscriber.js:14 Subscriber2.next @ Subscriber.js:32 (anonymous) @ innerFrom.js:51 Observable2._trySubscribe @ Observable.js:33 (anonymous) @ Observable.js:27 errorContext @ errorContext.js:23 Observable2.subscribe @ Observable.js:23 mergeInternals @ mergeInternals.js:54 (anonymous) @ mergeMap.js:20 (anonymous) @ lift.js:10 (anonymous) @ Observable.js:27 errorContext @ errorContext.js:23 Observable2.subscribe @ Observable.js:23 (anonymous) @ filter.js:6 (anonymous) @ lift.js:10 (anonymous) @ Observable.js:27 errorContext @ errorContext.js:23 Observable2.subscribe @ Observable.js:23 mergeInternals @ mergeInternals.js:54 (anonymous) @ mergeMap.js:20 (anonymous) @ lift.js:10 (anonymous) @ Observable.js:27 errorContext @ errorContext.js:23 Observable2.subscribe @ Observable.js:23 (anonymous) @ catchError.js:9 (anonymous) @ lift.js:10 (anonymous) @ Observable.js:27 errorContext @ errorContext.js:23 Observable2.subscribe @ Observable.js:23 (anonymous) @ Observable.js:76 ZoneAwarePromise @ zone.js:2591 Observable2.toPromise @ Observable.js:74 (anonymous) @ app-session.service.ts:82 ZoneAwarePromise @ zone.js:2591 init @ app-session.service.ts:79 (anonymous) @ root.module.ts:61 (anonymous) @ DynamicResourcesHelper.ts:10 invoke @ zone.js:339 onInvoke @ core.mjs:6525 invoke @ zone.js:339 run @ zone.js:110 (anonymous) @ zone.js:2428 invokeTask @ zone.js:364 (anonymous) @ core.mjs:6194 onInvokeTask @ core.mjs:6194 invokeTask @ zone.js:364 onInvokeTask @ core.mjs:6514 invokeTask @ zone.js:364 runTask @ zone.js:163 drainMicroTaskQueue @ zone.js:535 invokeTask @ zone.js:444 invokeTask @ zone.js:1086 globalCallback @ zone.js:1116 globalZoneAwareCallback @ zone.js:1147 Zone - Promise.then onScheduleTask @ core.mjs:6188 scheduleTask @ zone.js:350 onScheduleTask @ zone.js:265 scheduleTask @ zone.js:350 scheduleTask @ zone.js:206 scheduleMicroTask @ zone.js:225 scheduleResolveOrReject @ zone.js:2418 resolvePromise @ zone.js:2359 (anonymous) @ zone.js:2278 (anonymous) @ zone.js:2293 (anonymous) @ zone.js:2556 invoke @ zone.js:339 onInvoke @ core.mjs:6525 invoke @ zone.js:339 run @ zone.js:110 (anonymous) @ zone.js:2428 invokeTask @ zone.js:364 (anonymous) @ core.mjs:6194 onInvokeTask @ core.mjs:6194 invokeTask @ zone.js:364 onInvokeTask @ core.mjs:6514 invokeTask @ zone.js:364 runTask @ zone.js:163 drainMicroTaskQueue @ zone.js:535 invokeTask @ zone.js:444 invokeTask @ zone.js:1086 globalCallback @ zone.js:1116 globalZoneAwareCallback @ zone.js:1147 Zone - Promise.then onScheduleTask @ core.mjs:6188 scheduleTask @ zone.js:350 onScheduleTask @ zone.js:265 scheduleTask @ zone.js:350 scheduleTask @ zone.js:206 scheduleMicroTask @ zone.js:225 scheduleResolveOrReject @ zone.js:2418 then @ zone.js:2620 allWithCallback @ zone.js:2552 all @ zone.js:2520 loadResources @ DynamicResourcesHelper.ts:9 (anonymous) @ DynamicResourcesHelper.ts:329 xhr.onreadystatechange @ XmlHttpRequestHelper.ts:9 wrapFn @ zone.js:734 invokeTask @ zone.js:364 (anonymous) @ core.mjs:6194 onInvokeTask @ core.mjs:6194 invokeTask @ zone.js:364 onInvokeTask @ core.mjs:6514 invokeTask @ zone.js:364 runTask @ zone.js:163 invokeTask @ zone.js:441 invokeTask @ zone.js:1086 globalCallback @ zone.js:1116 globalZoneAwareCallback @ zone.js:1147 Zone - XMLHttpRequest.addEventListener:readystatechange onScheduleTask @ core.mjs:6188 scheduleTask @ zone.js:350 onScheduleTask @ zone.js:265 scheduleTask @ zone.js:350 scheduleTask @ zone.js:206 scheduleEventTask @ zone.js:231 (anonymous) @ zone.js:1444 desc.set @ zone.js:813 ajax @ XmlHttpRequestHelper.ts:5 getUserConfiguration @ DynamicResourcesHelper.ts:308 (anonymous) @ DynamicResourcesHelper.ts:79 (anonymous) @ DynamicResourcesHelper.ts:119 xhr.onreadystatechange @ XmlHttpRequestHelper.ts:9 wrapFn @ zone.js:734 invokeTask @ zone.js:364 (anonymous) @ core.mjs:6194 onInvokeTask @ core.mjs:6194 invokeTask @ zone.js:364 onInvokeTask @ core.mjs:6514 invokeTask @ zone.js:364 runTask @ zone.js:163 invokeTask @ zone.js:441 invokeTask @ zone.js:1086 globalCallback @ zone.js:1116 globalZoneAwareCallback @ zone.js:1147 Zone - XMLHttpRequest.addEventListener:readystatechange onScheduleTask @ core.mjs:6188 scheduleTask @ zone.js:350 onScheduleTask @ zone.js:265 scheduleTask @ zone.js:350 scheduleTask @ zone.js:206 scheduleEventTask @ zone.js:231 (anonymous) @ zone.js:1444 desc.set @ zone.js:813 ajax @ XmlHttpRequestHelper.ts:5 getServerStatus @ DynamicResourcesHelper.ts:113 (anonymous) @ DynamicResourcesHelper.ts:34 (anonymous) @ DynamicResourcesHelper.ts:162 xhr.onreadystatechange @ XmlHttpRequestHelper.ts:9 wrapFn @ zone.js:734 invokeTask @ zone.js:364 (anonymous) @ core.mjs:6194 onInvokeTask @ core.mjs:6194 invokeTask @ zone.js:364 onInvokeTask @ core.mjs:6514 invokeTask @ zone.js:364 runTask @ zone.js:163 invokeTask @ zone.js:441 invokeTask @ zone.js:1086 globalCallback @ zone.js:1116 globalZoneAwareCallback @ zone.js:1147 Zone - XMLHttpRequest.addEventListener:readystatechange onScheduleTask @ core.mjs:6188 scheduleTask @ zone.js:350 onScheduleTask @ zone.js:265 scheduleTask @ zone.js:350 scheduleTask @ zone.js:206 scheduleEventTask @ zone.js:231 (anonymous) @ zone.js:1444 desc.set @ zone.js:813 ajax @ XmlHttpRequestHelper.ts:5 getApplicationConfig @ DynamicResourcesHelper.ts:137 run @ DynamicResourcesHelper.ts:28 (anonymous) @ root.module.ts:49 ZoneAwarePromise @ zone.js:2591 (anonymous) @ root.module.ts:43 runInInjectionContext @ core.mjs:2462 runInitializers @ core.mjs:22505 (anonymous) @ core.mjs:35076 _callAndReportToErrorHandler @ core.mjs:35120 (anonymous) @ core.mjs:35074 invoke @ zone.js:339 onInvoke @ core.mjs:6525 invoke @ zone.js:339 run @ zone.js:110 run @ core.mjs:6377 bootstrap @ core.mjs:35030 internalCreateApplication @ core.mjs:37982 bootstrapApplication @ platform-browser.mjs:1268 bootstrap @ main.ts:31 (anonymous) @ main.ts:68

There are no errors in the log.txt.