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Update Connection failures when using VSCode Remote SSH Extension authored by Lisa Bacherle's avatar Lisa Bacherle
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Troubleshooting/Problems-with-solutions/Connection-failures-when-using-VSCode-Remote-SSH-Extension.md
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**Credits: IT-Services Cluster Support/Maximilian**
**Symptom:** **Symptom:**
1. SSH connection to cluster starts failing with `ssh: connect to host cluster.pik-potsdam.de port 22: Connection refused` 1. SSH connection to cluster starts failing with `ssh: connect to host cluster.pik-potsdam.de port 22: Connection refused`
2. Attempts to login via ssh to the cluster, or to start a new process/task on a login node when already logged in, result in an error "fork: retry: No child processes" 2. Attempts to login via ssh to the cluster, or to start a new process/task on a login node when already logged in, result in an error "fork: retry: No child processes"
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