Flow price: --
6ad9138c89a5828e482d02b92e10dfc01f0afffd17669168a583d5b13f67d33b

Transaction

Hash: 6ad9138c89a5828e482d02b92e10dfc01f0afffd17669168a583d5b13f67d33b
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 6ad9138c89a5828e482d02b92e10dfc01f0afffd17669168a583d5b13f67d33b: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:
6ad9138c89a5828e482d02b92e10dfc01f0afffd17669168a583d5b13f67d33b
Status:
ERROR
Block height:
39849740
Block id:
6f66b959ff71ad5d72e5ebee8b14d1c00c2b486172a390ed0c16b66718bc1c83
Timestamp:
Friday 28 October 2022 at 05:39:08 UTC
()
Proposer:
Authorizers:
Gas used:
47