Request Failed: while debug a plugin in dynamics crm 2016 -onPrem

Unhandled Exception: System.ServiceModel.FaultException`1[[Microsoft.Xrm.Sdk.OrganizationServiceFault, Microsoft.Xrm.Sdk, Version=8.0.0.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35]]: Request failed.
Detail: <OrganizationServiceFault xmlns="schemas.microsoft.com/.../Contracts" xmlns:i="www.w3.org/.../XMLSchema-instance">
  <ErrorCode>-2147220970</ErrorCode>
  <ErrorDetails xmlns:a="schemas.datacontract.org/.../System.Collections.Generic">
    <KeyValuePairOfstringanyType>
      <a:key>CallStack</a:key>
      <a:value i:type="b:string" xmlns:b="www.w3.org/.../XMLSchema">   at launchECM.launchECM.Execute(IServiceProvider isp)
   at PluginProfiler.Library.PluginAppDomainProxy.ExecuteCore(Stopwatch watch, ProfilerExecutionReport report, Object instance, Object executionParameter)
   at PluginProfiler.Library.AppDomainProxy.Execute(ProfilerExecutionConfiguration configuration, ProfilerExecutionReport report)</a:value>
    </KeyValuePairOfstringanyType>
  </ErrorDetails>
  <Message>Request failed.</Message>
  <Timestamp>2016-09-19T10:01:47.3347623Z</Timestamp>
  <InnerFault i:nil="true" />
  <TraceText i:nil="true" />
</OrganizationServiceFault>

public void Execute(IServiceProvider isp) {
	try
	{
		Process.Start(@"\\dom\root\apps\AppFolder\QA\APPNavigator\test.exe"); 
	}
	catch (FaultException<OrganizationServiceFault> ex)
	{
		throw new InvalidPluginExecutionException("An error occurred in MyPlug-in.", ex);
	}
	catch (Exception ex)
	{
		throw new InvalidPluginExecutionException(ex.ToString());
	}
}