When calling a gateway using gRPC with transcoding, every field provided in a request message must contain a
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## Fix
| Bug ID | Description |
| --------- | ------------------------------------------------------------------------------------------------------ |
| 266369520 | **Fixed issue where gRPC requests to a gateway resulted in 400 responses following an ESPV2 upgrade.** |
## Change
When calling a gateway using gRPC with transcoding, every field provided in a request message must contain a valid value. For every field included in the request message you must either specify a valid integer value or remove the field entirely.