Flow price: --
86f4160dbb2a2e7f1d54aafa5e0c3605fcb34c2c47aeb5bd3b593203bcbf9819

Transaction

Hash: 86f4160dbb2a2e7f1d54aafa5e0c3605fcb34c2c47aeb5bd3b593203bcbf9819
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 86f4160dbb2a2e7f1d54aafa5e0c3605fcb34c2c47aeb5bd3b593203bcbf9819:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
86f4160dbb2a2e7f1d54aafa5e0c3605fcb34c2c47aeb5bd3b593203bcbf9819
Status:
ERROR
Block height:
39790402
Block id:
4a715ceb490dea4ef1c0ee06707057263205a1f952e1537726f2b9838617fd3f
Timestamp:
Thursday 27 October 2022 at 05:42:41 UTC
()
Proposer:
Authorizers:
Gas used:
50