Flow price: --
ed9c5f9c34d1379901f919239f9177924eb0a1540b196680c0bd4b302ec0e7cb

Transaction

Hash: ed9c5f9c34d1379901f919239f9177924eb0a1540b196680c0bd4b302ec0e7cb
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> ed9c5f9c34d1379901f919239f9177924eb0a1540b196680c0bd4b302ec0e7cb:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
ed9c5f9c34d1379901f919239f9177924eb0a1540b196680c0bd4b302ec0e7cb
Status:
ERROR
Block height:
39913235
Block id:
5c0e24a28fb5b0c8ff5563e6c99c7d5bf92efc5eae4f0f3b0d707eb76e726594
Timestamp:
Saturday 29 October 2022 at 07:03:52 UTC
()
Proposer:
Authorizers:
Gas used:
46