Flow price: --
bd60c157d9517b8d057816b9640779b79887d31089beb19f13540ba68a68a7e3

Transaction

Hash: bd60c157d9517b8d057816b9640779b79887d31089beb19f13540ba68a68a7e3
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> bd60c157d9517b8d057816b9640779b79887d31089beb19f13540ba68a68a7e3:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
bd60c157d9517b8d057816b9640779b79887d31089beb19f13540ba68a68a7e3
Status:
ERROR
Block height:
40093340
Block id:
f60c75b64c66d2921359fcdcccad99f19bb3f214df3332aee6bdc3120e212db2
Timestamp:
Tuesday 1 November 2022 at 07:13:13 UTC
()
Proposer:
Authorizers:
Gas used:
50