Internal Error 500 when testing connection to the OAB

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Written by Support InfoBridge

Overview

When testing connection to the Offline Address Book (OAB), you might receive the error: Internal Error (500) and the test fails.

How to

This often occurs when authenticated users do not have sufficient rights on the Web.config file / OAB directory. 

  • Navigate to the physical folder where the OAB resides and edit the security rights on the Web.config file (in the OAB folder).
  • Add/modify the security rights: Authenticated Users /  Read + Read/Execute rights
  • Edit the security preferences for the correct subfolder (GUID) within the OAB directory
  • Add/modify the security rights: Authenticated Users /  Read + Read/Execute rights

Apply the rights & try again.

More solutions can be found in this article.