E12012 — SMSTemplateCategoryConflict
A template send derives its category from the template; do not supply 'category'.
- HTTP status: 422
- Type: validation_error
- Name: SMSTemplateCategoryConflict
What to do
A template send takes its category from the template. Remove 'category' and send again.
Related
- E12xxx — SMS sending & delivery: every code in this range
- Errors: the full wire contract, status mapping, and error catalog
- Error handling: branching on type and code, validation details, and vendor_code