ID:16248 Pin <name> is placed too close with ADC pins. I/O pins place too near to ADC pins will cause performance degradation on ADC sampling. Please reassign the pin assignment further away from ADC pins and re-run the compilation again.

CAUSE: You've turned on the ADC block(s) usage and assigned I/O pin(s) to be placed near to ADC pins. The target device do not allow these I/O pin(s) to be placed near to ADC pin(s).

ACTION: Please reassign the pin assignment further away from ADC pins and re-run the compilation again.