Flow price: --
bfdffde5e4fdf85e3e403fee172ccca113e6225733d5f9aa4aaec311116055a9

Transaction

Hash: bfdffde5e4fdf85e3e403fee172ccca113e6225733d5f9aa4aaec311116055a9
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> bfdffde5e4fdf85e3e403fee172ccca113e6225733d5f9aa4aaec311116055a9:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
bfdffde5e4fdf85e3e403fee172ccca113e6225733d5f9aa4aaec311116055a9
Status:
ERROR
Block height:
40041127
Block id:
d876fded433c4540ec17e212120a02c6af4bddfd2a843955425039df2d1d6031
Timestamp:
Monday 31 October 2022 at 10:11:21 UTC
()
Proposer:
Authorizers:
Gas used:
49