Flow price: --
4d608ec75d2ceae1be488accb77acef9c12d447ab7d6b54206c22bb0d457f31a

Transaction

Hash: 4d608ec75d2ceae1be488accb77acef9c12d447ab7d6b54206c22bb0d457f31a
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 4d608ec75d2ceae1be488accb77acef9c12d447ab7d6b54206c22bb0d457f31a: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:
4d608ec75d2ceae1be488accb77acef9c12d447ab7d6b54206c22bb0d457f31a
Status:
ERROR
Block height:
39983814
Block id:
60698c521c79e08fc26e4a52ac9b8847939d5689b9316ce98ab9196bef8d1d43
Timestamp:
Sunday 30 October 2022 at 11:16:52 UTC
()
Proposer:
Authorizers:
Gas used:
47