Flow price: --
93b1fbab67fe9fc7ca36665bc59ab246a6483ae2a86090d70bbe6fcbf5d5ba5c

Transaction

Hash: 93b1fbab67fe9fc7ca36665bc59ab246a6483ae2a86090d70bbe6fcbf5d5ba5c
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 93b1fbab67fe9fc7ca36665bc59ab246a6483ae2a86090d70bbe6fcbf5d5ba5c: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:
93b1fbab67fe9fc7ca36665bc59ab246a6483ae2a86090d70bbe6fcbf5d5ba5c
Status:
ERROR
Block height:
39756064
Block id:
326d2fb35b28dd1b1370eb6ccbc8f62b43ef75346ed915c7cbcc618dd3f40c6b
Timestamp:
Wednesday 26 October 2022 at 15:52:30 UTC
()
Proposer:
Authorizers:
Gas used:
45