fix: invalidate cache only for the modified bitstream

src/app/core/data/bitstream-data.service.ts

@@ -163,12 +163,23 @@ export class BitstreamDataService extends IdentifiableDataService<Bitstream> imp
       sendRequest(this.requestService),
       take(1),
     ).subscribe(() => {
-      this.requestService.removeByHrefSubstring(bitstream.self + '/format');
+      this.deleteFormatCache(bitstream);
     });
-
     return this.rdbService.buildFromRequestUUID(requestId);
   }
 
+  private deleteFormatCache(bitstream: Bitstream) {
+    const bitsreamFormatUrl = bitstream.self + '/format';
+    this.requestService.setStaleByHrefSubstring(bitsreamFormatUrl);
+    // Delete also cache by uuid as the format could be cached also there
+    this.objectCache.getByHref(bitsreamFormatUrl).pipe(take(1)).subscribe((cachedRequest) => {
+      const requestUuid = cachedRequest.requestUUIDs[0];
+      if (this.requestService.hasByUUID(requestUuid)) {
+        this.requestService.setStaleByUUID(requestUuid);
+      }
+    });
+  }
+
   /**
    * Returns an observable of {@link RemoteData} of a {@link Bitstream}, based on a handle and an
    * optional sequenceId or filename, with a list of {@link FollowLinkConfig}, to automatically

src/app/item-page/edit-item-page/item-bitstreams/item-edit-bitstream-bundle/item-edit-bitstream-bundle.component.ts

@@ -246,7 +246,7 @@ export class ItemEditBitstreamBundleComponent implements OnInit, OnDestroy {
           switchMap(() => this.bundleService.getBitstreams(
             this.bundle.id,
             paginatedOptions,
-            followLink('format', { useCachedVersionIfAvailable: false }),
+            followLink('format'),
           )),
         );
       }),