Apache Guacamole - An internal error has occurred within the Guacamole server, and the connection has been terminated #208

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opened 2026-02-04 17:09:40 +03:00 by OVERLORD · 2 comments
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Originally created by @vicky-bs on GitHub (Dec 23, 2024).

Have you read and understood the above guidelines?

yes

📜 What is the name of the script you are using?

Apach - Guacamole

📂 What was the exact command used to execute the script?

bash -c "$(wget -qLO - https://github.com/community-scripts/ProxmoxVE/raw/main/ct/apache-guacamole.sh)"

📝 Provide a clear and concise description of the issue.

Getting error whenever creating a new connection. Even if the connection is SSH, RDP, VNC etc. Same error everytime.

Steps tried

  1. Reinstalled many times but still see the same issue
  2. Changed network port but still see the same error
    Screenshot 2024-12-23 180241

⚙️ What settings are you using?

  • Default Settings
  • Advanced Settings

🖥️ Which Linux distribution are you using?

Debian 12

🔄 Steps to reproduce the issue.

Normal installation with no advance settings on Debian 12 (Proxmox 8.3.2 - latest kernel)

Paste the full error output (if available).

An internal error has occurred within the Guacamole server, and the connection has been terminated. If the problem persists, please notify your system administrator, or check your system logs.

🖼️ Additional context (optional).

No response

Originally created by @vicky-bs on GitHub (Dec 23, 2024). ### ✅ Have you read and understood the above guidelines? yes ### 📜 What is the name of the script you are using? Apach - Guacamole ### 📂 What was the exact command used to execute the script? bash -c "$(wget -qLO - https://github.com/community-scripts/ProxmoxVE/raw/main/ct/apache-guacamole.sh)" ### 📝 Provide a clear and concise description of the issue. Getting error whenever creating a new connection. Even if the connection is SSH, RDP, VNC etc. Same error everytime. Steps tried 1. Reinstalled many times but still see the same issue 2. Changed network port but still see the same error ![Screenshot 2024-12-23 180241](https://github.com/user-attachments/assets/4af59c06-19aa-4f73-b7e8-6f3a21951ded) ### ⚙️ What settings are you using? - [X] Default Settings - [ ] Advanced Settings ### 🖥️ Which Linux distribution are you using? Debian 12 ### 🔄 Steps to reproduce the issue. Normal installation with no advance settings on Debian 12 (Proxmox 8.3.2 - latest kernel) ### ❌ Paste the full error output (if available). An internal error has occurred within the Guacamole server, and the connection has been terminated. If the problem persists, please notify your system administrator, or check your system logs. ### 🖼️ Additional context (optional). _No response_
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Owner

@MickLesk commented on GitHub (Dec 23, 2024):

Duplicate

@MickLesk commented on GitHub (Dec 23, 2024): Duplicate
Author
Owner

@lichtenstern commented on GitHub (Dec 23, 2024):

Same here. RDP, SSH Telnet... Same Error

@lichtenstern commented on GitHub (Dec 23, 2024): Same here. RDP, SSH Telnet... Same Error
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Reference: starred/ProxmoxVE#208