Flow price: --
8a479d9cd1e4c0208ff0a6b35215a24a9573c21fad8f87e93bfb31d86ebd222f

Transaction

Hash: 8a479d9cd1e4c0208ff0a6b35215a24a9573c21fad8f87e93bfb31d86ebd222f
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 8a479d9cd1e4c0208ff0a6b35215a24a9573c21fad8f87e93bfb31d86ebd222f: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:
8a479d9cd1e4c0208ff0a6b35215a24a9573c21fad8f87e93bfb31d86ebd222f
Status:
ERROR
Block height:
39759574
Block id:
b9985bdf28ca26c532f794c26400f220f49b386efb98a40a23d3476d5768d279
Timestamp:
Wednesday 26 October 2022 at 17:18:07 UTC
()
Proposer:
Authorizers:
Gas used:
46