FIX multiInstance on remove

docs-src/docs/rx-storage-opfs.md

@@ -160,19 +160,6 @@ const storage = getRxStorageOPFS({
 
 If you forget to set this and still create and use a [RxDatabase](./rx-database.md) inside of the worker, you might get the error message` or `Uncaught (in promise) TypeError: Cannot read properties of undefined (reading 'length')`.
 
-
-## Setting `jsonPositionSize` to increase the maximum database size.
-
-By default the `jsonPositionSize` value is set to `8` which allows the database to get up to 100 megabytes in size (per collection).
-This is ok for most use cases but you might want to just increase `jsonPositionSize` to `14`.
-In the next major RxDB version the default will be set to `14`, but this was not possible without introducing a breaking change.
-
-:::note
-If you have already stored data, you cannot just change the `jsonPositionSize` value because your stored binary data will not be compatible anymore.
-
-Also there is a `opfs-big.worker.js` file that has `jsonPositionSize` set to `14` already.
-:::
-
 ## OPFS in Electron, React-Native or Capacitor.js
 
 Origin Private File System is a browser API that is only accessible in browsers. Other JavaScript like React-Native or Node.js, do not support it.

src/rx-collection-helper.ts

@@ -133,7 +133,12 @@ export async function removeCollectionStorages(
                     collectionName: row.collectionName,
                     databaseInstanceToken,
                     databaseName,
-                    multiInstance: false,
+                    /**
+                     * multiInstance must be set to true,
+                     * so that the storageInstance can inform other
+                     * instances about being removed.
+                     */
+                    multiInstance: true,
                     options: {},
                     schema: row.schema,
                     password,