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Mounika AllenkiMounika Allenki 

Please help me with this anyone:

User-added image
LBKLBK
Hi Mounika,

Do you have a specific issue with this particular challenge?

A URL has been provided to access and install the unmanaged package, in the Trailhead Module itself.

 
Mounika AllenkiMounika Allenki
I installed the package but have some issues regarding the ' create maintenance request' part
Mounika AllenkiMounika Allenki
it says this error now
LBKLBK
Can you post the code for your MaintenanceRequest trigger and MaintenanceRequestHelper APEX class, so that we can take a look at it?