Flow price: --
ecc957b6297fb4acde731791886c3a3d6c2b438c4a999810f81fa734fe27d1f8

Transaction

Hash: ecc957b6297fb4acde731791886c3a3d6c2b438c4a999810f81fa734fe27d1f8
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> ecc957b6297fb4acde731791886c3a3d6c2b438c4a999810f81fa734fe27d1f8:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
ecc957b6297fb4acde731791886c3a3d6c2b438c4a999810f81fa734fe27d1f8
Status:
ERROR
Block height:
39931101
Block id:
2bdab0858a9e0a18905a35559f7b540e5386bf5405a40021259ac04272306bf1
Timestamp:
Saturday 29 October 2022 at 14:15:56 UTC
()
Proposer:
Authorizers:
Gas used:
46