Flow price: --
06914f71ddef7b67895ccf04bcd23d46f77e5f38872415b19495a8a377649e66

Transaction

Hash: 06914f71ddef7b67895ccf04bcd23d46f77e5f38872415b19495a8a377649e66
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 06914f71ddef7b67895ccf04bcd23d46f77e5f38872415b19495a8a377649e66:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
06914f71ddef7b67895ccf04bcd23d46f77e5f38872415b19495a8a377649e66
Status:
ERROR
Block height:
40157478
Block id:
f1349df19049e8ddf81c438b42cf56847a1326c5e7ce761802aed8c2d8f10143
Timestamp:
Wednesday 2 November 2022 at 09:16:55 UTC
()
Proposer:
Authorizers:
Gas used:
46