Knowledge Base

Article ID: 1097 - Last Modified:

What do I do if Prime refinement jobs on Windows fail with the error:

hetgrp_ffgen.exe-Entry Point Not Found
The procedure entry point gztell64 could not be located in the dynamic link library zlib.dll.

The solution to this problem is to copy zlib.dll from the following folder in your Schrödinger software installation:


to the following folder:


Back to Search Results

Was this information helpful?

What can we do to improve this information?

To ask a question or get help, please submit a support ticket or email us at
Knowledge Base Search

Type the words or phrases on which you would like to search, or click here to view a list of all
Knowledge Base articles