Flow price: --
c20b204b44f6522f93d9c82d52c51e3947eb564a85e893b3767ade80d7594982

Transaction

Hash: c20b204b44f6522f93d9c82d52c51e3947eb564a85e893b3767ade80d7594982
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> c20b204b44f6522f93d9c82d52c51e3947eb564a85e893b3767ade80d7594982:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
c20b204b44f6522f93d9c82d52c51e3947eb564a85e893b3767ade80d7594982
Status:
ERROR
Block height:
40043922
Block id:
5bffecbc282637e4a61af26a43dc3005649f8e8074fc97ca13acba462ee9612c
Timestamp:
Monday 31 October 2022 at 11:19:14 UTC
()
Proposer:
Authorizers:
Gas used:
49