Flow price: --
823c564aaeef80767cfa84449cccd03bfa20dc1fd6bc657c6938e6526690218e

Transaction

Hash: 823c564aaeef80767cfa84449cccd03bfa20dc1fd6bc657c6938e6526690218e
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 823c564aaeef80767cfa84449cccd03bfa20dc1fd6bc657c6938e6526690218e: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:
823c564aaeef80767cfa84449cccd03bfa20dc1fd6bc657c6938e6526690218e
Status:
ERROR
Block height:
40137668
Block id:
d79778e6e9eadde65d9b6b5bcb289fc8178d76ad1042653e4c2ea439b5a7a238
Timestamp:
Wednesday 2 November 2022 at 01:13:54 UTC
()
Proposer:
Authorizers:
Gas used:
50