Flow price: --
fb772bd7a14c9fe397d79b3093a63b0e659d99dbdfc1f2f117e9c026173f3ef5

Transaction

Hash: fb772bd7a14c9fe397d79b3093a63b0e659d99dbdfc1f2f117e9c026173f3ef5
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> fb772bd7a14c9fe397d79b3093a63b0e659d99dbdfc1f2f117e9c026173f3ef5:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
fb772bd7a14c9fe397d79b3093a63b0e659d99dbdfc1f2f117e9c026173f3ef5
Status:
ERROR
Block height:
39928699
Block id:
cb9a281904662042fc33d1ff2e0392ab8e0290b142e63aefed0ade461424d367
Timestamp:
Saturday 29 October 2022 at 13:17:49 UTC
()
Proposer:
Authorizers:
Gas used:
46