Flow price: --
17a1db3e30b4e1f63b9516fc25af656e338383f729a85d9642e0aa20d65f02ef

Transaction

Hash: 17a1db3e30b4e1f63b9516fc25af656e338383f729a85d9642e0aa20d65f02ef
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 17a1db3e30b4e1f63b9516fc25af656e338383f729a85d9642e0aa20d65f02ef: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:
17a1db3e30b4e1f63b9516fc25af656e338383f729a85d9642e0aa20d65f02ef
Status:
ERROR
Block height:
39957878
Block id:
ecbfcce0b040fe833a2b94c9bee2a454922895e896dbf0872f6f181389510887
Timestamp:
Sunday 30 October 2022 at 00:55:18 UTC
()
Proposer:
Authorizers:
Gas used:
47