Please check below points in your NSQ file and Dashboard
Please remove any relative path present in your nsq file for template or Connection.
Do not use mapped Drive path , if your nsq location is different from your server.
If u using Ondemand Extension .:
Now are you using Ondemand extension , if yes the check is file has section access or not ?
If yes , then please remove section access and reload your document and save and close , now again open the dashboard and again apply section access , and run. It will work.