201 Method Not Found Error on Automation Manager services

Last Modified

Wed Dec 05 15:15 GMT 2018

Description

  • When executing an Automation Policy (AMP) or AMP-based Custom Service.
    • Error
      201 Method not found: 'Int32 com.nable.agent.framework.util.RPNCalculation.Calculate(System.String, Double ByRef, com.nable.agent.framework.IAgentLog)'.

Environment

  • N-able N-central All Versions

Solution

  • There have been similar cases raised in the past on this. Usually its due to incompatible agent versions and a newer version of N-able N-central,.
  • The fix generally is to upgrade the agent and/or probe to the current running version of the software.
  • Could also be MAX Threads related as well.
For agents, do this on the device:
  1. Stop the Windows Agent Services.
  2. Navigate to C:\Program Files (x86)\N-able Technologies\Windows Agent\config.
  3. Open Notepad as administrator.
  4. Open ApplianceConfig.xml.
  5. Change [Maxthreads]50[/Maxthreads] to 150.
  6. Save.
  7. Restart the Services.