"Failed to launch process JavaLaunchTool.exe" error is displayed in command prompt when trying to launch ContentDistributionMonitor.bat.
Release : 14.3 RU4, RU5, RU6
Most likely ContentDistributionMonitor.bat file is launched from the wrong folder.
Move ContentDistributionMonitor.bat file to <SEPM installation folder>\Tools folder in order to resolve this problem.
By default the <SEPM installation folder> is C:\Program Files (x86)\Symantec\Symantec Endpoint Protection Manager.