Error:
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Windows Script Host
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There is no script engine for file extension ".ps1".
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OK
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Possible Cause and Fix:
The scenario I encountered this error is when running a powershell script from wscript engine as given below:
Syntax that caused above error:
wscript.exe "C:scriptslaunchapp.ps1"
Syntax that worked:
wscript.exe "C:scriptslaunchapp.vbs"