Join us at FabCon Atlanta from March 16 - 20, 2026, for the ultimate Fabric, Power BI, AI and SQL community-led event. Save $200 with code FABCOMM.
Register now!Get Fabric Certified for FREE during Fabric Data Days. Don't miss your chance! Request now
Hello everyone,
I'm struggling with SalesForce connection issue. Without any transformation I'm getting following error:
At the end error message is: (431): Request Header Fields Too Large
I appreciate any comment, many thanks!
You must be a registered user to add a comment. If you've already registered, sign in. Otherwise, register and sign in.
Hi @aleks_stojanac ,
This error may be due to the number of characters you've used, we have a url length limit of around 16,000 characters. Try to reduce the number of columns that you are writing or adding in your M-Query to resolve this issue.
Please refer to: Solved: Dataset Refresh Error: 431 - "Request Header Field... - Microsoft Power BI Community
How to fix error 431 Request Header Fields Too Large . in Anonymous Window - Salesforce Stack Excha...
Best regards,
Community Support Team_yanjiang