Flow price: --
cd2b2886fe6db9c5bab5ddd1647783b411af6fa768f6124f22ae4166e3b754ac

Transaction

Hash: cd2b2886fe6db9c5bab5ddd1647783b411af6fa768f6124f22ae4166e3b754ac
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> cd2b2886fe6db9c5bab5ddd1647783b411af6fa768f6124f22ae4166e3b754ac: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:
cd2b2886fe6db9c5bab5ddd1647783b411af6fa768f6124f22ae4166e3b754ac
Status:
ERROR
Block height:
40126096
Block id:
3a4c48f4a8e9a3d921e4c3f857ee3eeea14c0031039ff0b3265d91c22aab2ecd
Timestamp:
Tuesday 1 November 2022 at 20:30:13 UTC
()
Proposer:
Authorizers:
Gas used:
47