Flow price: --
3ea0ba5fa480ac0d8baf61ec86d184dfd2532648dbbf207f688a4e7f8e0db9b0

Transaction

Hash: 3ea0ba5fa480ac0d8baf61ec86d184dfd2532648dbbf207f688a4e7f8e0db9b0
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 3ea0ba5fa480ac0d8baf61ec86d184dfd2532648dbbf207f688a4e7f8e0db9b0:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
3ea0ba5fa480ac0d8baf61ec86d184dfd2532648dbbf207f688a4e7f8e0db9b0
Status:
ERROR
Block height:
39936678
Block id:
9a9f02cc6356e8ba77406f9eacce0dbdf7eec79c65585e65d186f973465aae6e
Timestamp:
Saturday 29 October 2022 at 16:31:42 UTC
()
Proposer:
Authorizers:
Gas used:
46