Troubleshooting: Error E0499 - Unable to Write to YAPI Folder

If you see a pop-up that reads "[E0499] Unable to write to YAPI folder...." when opening Yapi or when trying to save configuration changes, you can easily fix this with the steps below.

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Table of Contents

 

Temporarily Fixing Error E0499

If your office is busy and you need a quick fix to the issue until you can permanently fix it later, for each workstation that shows the error:

  1. Close the YAPI Dashboard if it's still open.

  2. On the desktop, right-click the YAPI Dashboard shortcut icon and select Run as Administrator:

    Screen_Shot_2022-07-18_at_2.23.46_PM.png

    You can use this method to open YAPI from now on or permanently fix the error on your workstation by using the instructions below.

 

Permanently Fixing Error E0499

While the temporary solution above works just fine, if you want to avoid having to right-click and select Run as Administrator each time you open Yapi, complete the following steps on each affected workstation:

Important!  You need administrative permissions on the workstation to complete these steps.
  1. On your desktop, right-click on the YAPI Dashboard shortcut icon and select Open file location:

    Screenshot 2025-01-07 at 3.15.57 PM.png

  2. In the window that pops up, right-click on the empty white space and select Properties:

    Screenshot 2025-01-07 at 3.16.20 PM.png

  3. Click the Security tab:

    Screenshot 2025-01-07 at 3.16.33 PM.png

  4. In the Group or user names box, select Users, then click Edit:

    Screenshot 2025-01-07 at 3.16.45 PM.png

  5. In the new window that opens, select Users again in the Group or user names box:

    Screenshot 2025-01-07 at 3.23.44 PM.png

  6. In the Permissions for Users box, select the Full Control checkbox in the Allow column:

    Screenshot 2025-01-07 at 3.17.19 PM.png

  7. Click OK. You may see a Windows Security window pop up as your computer process the changes. Allow this to finish and close by itself. 

  8. Click OK again and close the YAPI window that you opened at the beginning of this procedure.

  9. Open the YAPI Dashboard as you normally would (by clicking the icon in your Windows task bar or double-clicking the YAPI shortcut on your desktop).

 

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