9930
Syntax error at central infrastructure
REJFormat
At a glance
- Can I retry?
- No — fix the problem first
- Severity
- Fatal
- Type
- REJ · rejected before acceptance
- Category
- Format
Community Reference: This is an unofficial resource compiled from public banking documentation. Severity and behavior may vary by bank and payment provider. View sources.
The FPS central infrastructure detected a syntax error in the payment message. The message format doesn't comply with FPS specifications.
Common Causes
- •Invalid message structure
- •Unsupported characters in fields
- •Missing mandatory elements
- •Incorrect field lengths
What to Tell the Customer
“There was a technical error processing your payment. Please try again.”
How to Fix
- 1Review payment data for invalid characters
- 2Check field lengths and formats
- 3Validate message against FPS specs
- 4Contact technical support for details