Upgrade to VisualSVN Server 5.3.0 fails because of the SHA1 server certificate

Applies to: VisualSVN Server 5.3.0

Symptoms

An upgrade to VisualSVN Server 5.3.0 may fail, displaying the error message Failed to start HTTP service, accompanied by the following entry in the 'VisualSVN Server' event log:

SSL Library Error: error:0A00018E:SSL routines::ca md too weak

Upon displaying this error, the installer will roll back to the previously installed version of VisualSVN Server.

Tip

You can find the error message in the 'VisualSVN Server' event log:

  1. Start Event Viewer (eventvwr.msc).
  2. Click Applications and Services Logs.
  3. Click VisualSVN Server.
  4. Examine the log to find the error message.

Resolution

The issue was fixed in VisualSVN Server 5.3.1. Please download the latest version from the main download page.

See also

KB134: Configuring SSL Certificates for VisualSVN Server
KB195: Understanding TLS/SSL compatibility levels in VisualSVN Server

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