Flow price: --
66eb7145dcfb0f2ff460aa3e8a8900367808aaec2e83ec13a04389b49d09e9cd

Transaction

Hash: 66eb7145dcfb0f2ff460aa3e8a8900367808aaec2e83ec13a04389b49d09e9cd
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 66eb7145dcfb0f2ff460aa3e8a8900367808aaec2e83ec13a04389b49d09e9cd: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:
66eb7145dcfb0f2ff460aa3e8a8900367808aaec2e83ec13a04389b49d09e9cd
Status:
ERROR
Block height:
40043003
Block id:
c5c5a602e3918fcaa274e07e1d1ac6bc3a43e6ddcdce44d2beb481282c256bcc
Timestamp:
Monday 31 October 2022 at 10:57:13 UTC
()
Proposer:
Authorizers:
Gas used:
50