• Error: - RVL Logistics (I) Pvt Ltd’ is duplicated in company ‘Poseidon HO – (From 1-Apr-2016)’
  • Error Id Number: - 37920


  • Reason for Error: - The error ‘Debug Location. (ID: 37920) Duplicated in the company’ occurs in a Tally ERP 9 multi-user environment.
  1. This might be due to any one of the following reasons:
  2. The company data is not completely shared with full permission for the users.
  3. The ping speed from the server to the client might be more than 3ms. This denotes poor LAN connectivity. The ideal ping speed should be less than 3ms.
  4. Exclusion of Tally ERP 9 folders and the respective files in the Antivirus is not done.
  5. Caching is not set for the shared data folder.

On receiving this error, a Zero Command Rewrite of data is performed by following the steps shown:

  • Take a backup of the company’s data.
  • Go to Gateway of Tally > F12: Configuration > Data Configuration and set Load Companies on Startup to No.

  • Click on Start and open Run or press Windows key+ R.


  • Enter the path of tally.exe file, followed by the data path and Id Number mentioned in the error message.

  • Tally.ERP 9 starts from the command prompt.

  • When Tally.ERP 9 opens, press Ctrl+Alt+R to Rewrite the company.
  • Select the company in which error is occurring.

  • When the following popup appears, click on Yes or press Y on keyboard.

  • Once rewrite is complete, check if the company is working properly.
  • To stop this error from occurring again, Windows caching needs to be set for the data folder. To set caching, follow these steps: -
  • Right click on the data folder and select Properties.
  • Click on the Sharing tab and click on Advanced Sharing.

  • Under Advanced Sharing, tick on Share this folder option and then click on Caching.

  • Offline Settings Window opens.
  • In Offline Settings, click on the button No files or programs from the shared folder are available offline and click on OK to save the settings.