text: Title: linux agent disconnect after seconds
  Body: **Server Info :**
   - OS: Ubuntu 20.04
   - Browser: Chrome
   - RMM Version (as shown in top left of web UI): 0.15.3
  
  **Installation Method:**
    - [x] Standard
  
  **Agent Info (please complete the following information):**
  - Agent version (as shown in the 'Summary' tab of the agent from web UI): 2.4.2
  - Agent OS: Ubuntu 20.04
  
  **Describe the bug**
  when i install linux agent app on my linux vps, it connect to RMM panel and show in this panel but after some seconds the vps will disconnect and i cant do anything with RMM on that VPS
  how can i get some logs for debug the problem?  or what shuld i do for fix the issue?
  