Flow price: --
fc2725445afc90cb5a351227570a225e68c76ab153f6e3a5763755d7a91d7d33

Transaction

Hash: fc2725445afc90cb5a351227570a225e68c76ab153f6e3a5763755d7a91d7d33
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> fc2725445afc90cb5a351227570a225e68c76ab153f6e3a5763755d7a91d7d33:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
fc2725445afc90cb5a351227570a225e68c76ab153f6e3a5763755d7a91d7d33
Status:
ERROR
Block height:
39938489
Block id:
414966c20974ba9bdbf274445b4c557d11c9eb3cf95d1ab35dfcf6c8de4c01e0
Timestamp:
Saturday 29 October 2022 at 17:15:17 UTC
()
Proposer:
Authorizers:
Gas used:
46