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Error: 'The semaphore timeout period has expired' when loading or refreshing the plan

Written by Charnjit Singh Dharival

Planner unable to open the plan due to the following error message:
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​Load Orchestrate Plan Data
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An unexpected error occurred. Please report this problem to your system administrator with the following information:
System.ComponentModel.Win32Exception: The semaphore timeout period has expired

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Another version of this error message is:
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​A transport level error has occurred when receiving results from the server (provider: TCP provider Error:0 - The semaphore timeout period has expired.


This is a local environment issue with the network connection and not associated with the Orchestrate software. If you need further assistance, please start a conversation on the Access Community Portal. How to contact Support via the MyAccess Portal | Orchestrate Help Centre


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