Article ID: 000078910 Content Type: Error Messages Last Reviewed: 09/11/2012

Error: Verification failed on device number 1

Environment

  • Stratix® III FPGAs
  • Cyclone® III LS FPGA
  • Stratix® IV GT FPGA
  • Stratix® IV GX FPGA
  • Stratix® IV E FPGA
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Description You may be receiving an "Error: Verification failed for device number 1" when trying to program a volatile encryption key (.ekp) file if you have the VCCBAT pin tied to GND. This pin needs to be tied to the recommended VCCBAT voltage for proper operation.

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