Overview:

When clicking the Generate Sign In Sheet button on the Events Management (EM) Event page in CRM Online, one txt file named ERROR_xxx (the name of the Sign In Sheet template) is created on the Notes & Attachments related list:

When viewing the file, the following error is displayed:

Unable to generate sign in sheet. Please make sure the following values are populated:

For example: 

Root Cause:

There are several possible reasons:

• The user does not have the Field Level Security (FLS) to the fields that are listed in the file
• There is no value for the fields that are listed in the file. However, the optional tag <O> is not inserted into the token in the Sign In Sheet template.
• There are extra spaces in the token.
  Example:

Solution:

To resolve this issue:

• Grant FLS permission to the user on the fields that are listed in the file
• Add the optional tag <O> to the token if the field is not required in the Sign In Sheet template

• Delete extra spaces from the token

Related Documentation:

CRM Help Documentation: Managing Event Materials