Flow price: --
4c5fa8f8e59ccf3281f9b0c53c432d1ab1412e0f6a898334ac125ce14d7173c8

Transaction

Hash: 4c5fa8f8e59ccf3281f9b0c53c432d1ab1412e0f6a898334ac125ce14d7173c8
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 4c5fa8f8e59ccf3281f9b0c53c432d1ab1412e0f6a898334ac125ce14d7173c8:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
4c5fa8f8e59ccf3281f9b0c53c432d1ab1412e0f6a898334ac125ce14d7173c8
Status:
ERROR
Block height:
40134992
Block id:
8423837b47244eff8e5cb9dd1ec4c91a0d27b30619fbf0b5a6a4f9fd9966b54f
Timestamp:
Wednesday 2 November 2022 at 00:09:12 UTC
()
Proposer:
Authorizers:
Gas used:
49