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Rachel CanalesRachel Canales 

Formulas & Validations Using Formulas Fields

I can't complete the challenge because the field name creates an error, Days_Since_Last_Update__c

Error: The custom field name you provided Days_Since_Last_Update__c on object Case can only contain alphanumeric characters, must begin with a letter, cannot end with an underscore or contain two consecutive underscore characters, and must be unique across all Case fields
Suresh PalukuruSuresh Palukuru
Hi Rachel,
Can you share the screen details what you have created. For your reference please take look attached screen of mine.

formula challenge
Amit Chaudhary 8Amit Chaudhary 8
Please check below post for screen shot
1) https://developer.salesforce.com/forums/?id=906F0000000BSUKIA4
2) https://developer.salesforce.com/forums/?id=906F0000000BQwUIAW

Please create one formula field with Number type on case object like below
(Today()- Account.LastActivityDate)
Please refer below screen shot. I hope that will help you
User-added image

Same worked for me. Please share your screen shot if above will nt help u 

Please let us know if this will help u

Thanks
Amit Chaudhary

 
Rachel CanalesRachel Canales
Thanks all.  It finally worked.  Not sure what I did differently, but it worked.