Web report Scheduled jobs

HI ,
I am getting below error in Web Report logs for my scheduled jobs. Have you seen this error ??

Thu, 08 Aug 2019 17:02:05 -0400 -- 9680 -- attempting to run: "C:\Program Files (x86)\BigFix Enterprise\BES Server\BESReportsData\CustomExe\powershell.exe" -ExecutionPolicy Bypass  -file D:\apps_srv\ScriptV1.ps1
Thu, 08 Aug 2019 17:02:05 -0400 -- 9680 -- WindowsCharacterSetResult: Error 1113 (No mapping for the Unicode character exists in the target multi-byte code page.) in TranscodeU8ToU16
Thu, 08 Aug 2019 17:02:05 -0400 -- 9680 -- Error: Background process "powershell.exe" returned non-zero exit code 4294574080: Unknown error

Someone upgraded PowerShell version on web report server . I just replcaed PowerShell.exe in CustomExe folder.

Its working now !!