Flow price: --
c314670646a4e1453504a7d5f216098225b10e9c966972233c232a79b0aef2a4

Transaction

Hash: c314670646a4e1453504a7d5f216098225b10e9c966972233c232a79b0aef2a4
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> c314670646a4e1453504a7d5f216098225b10e9c966972233c232a79b0aef2a4:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
c314670646a4e1453504a7d5f216098225b10e9c966972233c232a79b0aef2a4
Status:
ERROR
Block height:
40051839
Block id:
8092c6e8ba39e1f2b516d86127a8a71ecbd9b33a8ec98b567269464040371027
Timestamp:
Monday 31 October 2022 at 14:30:38 UTC
()
Proposer:
Authorizers:
Gas used:
46