fix: use exists method to check the entry already present or not

packages/nocodb/src/models/BaseUser.ts

@@ -178,6 +178,31 @@ export default class BaseUser {
     return this.castType(baseUser);
   }
 
+  /**
+   * Check if user entry exists in BaseUser table
+   * @param context
+   * @param baseId
+   * @param userId
+   * @param ncMeta
+   */
+  public static async exists(
+    context: NcContext,
+    baseId: string,
+    userId: string,
+    ncMeta = Noco.ncMeta,
+  ): Promise<boolean> {
+    const baseUser = await ncMeta.metaGet2(
+      context.workspace_id,
+      context.base_id,
+      MetaTable.PROJECT_USERS,
+      {
+        base_id: baseId,
+        fk_user_id: userId,
+      },
+    )
+    return !!baseUser;
+  }
+
   public static async getUsersList(
     context: NcContext,
     {

packages/nocodb/src/services/base-users/base-users.service.ts

@@ -461,7 +461,7 @@ export class BaseUsersService {
 
     if (Object.keys(baseUserData).length) {
       // create new base user if it doesn't exist
-      if (!(await BaseUser.get(context, param.baseId, param.user?.id))) {
+      if (!(await BaseUser.exists(context, param.baseId, param.user?.id))) {
         await BaseUser.insert(context, {
           ...baseUserData,
           base_id: param.baseId,