It has been found that Collection-Master 9.1D.020 has an issue where Windows Antivirus is falsely considering the application VLMQT.EXE as a threat and deleting it. Any user that attempts to open Collection-Master will receive an error 4152 on line 23176 and will be unable to continue.

VLMQT.EXE was thoroughly tested by Vertican prior to releasing the update on Wednesday, May 27, 2020. As of Monday, June 1, 2020, Windows Antivirus is considering this executable as threat and deleting it.

To prevent interruption for our clients, Vertican has decided to pull update 9.1D.020 to investigate. Vertican will release 9.1D.021 as soon as possible with the previous version of VLMQT.EXE. We will notify you when the update is available.

Before the update is available, any clients that have already installed 9.1D.020 can download the previous version of VLMQT.EXE from Then save the downloaded VLMQT.EXE into the CLSINC\VB32 folder.

If you have any questions, please reach out to Client Services via or call 1-800-435-7257; we are here to support you.

Thank you,

Vertican Technologies, Inc.