Flow price: --
b8a4be1ecc067d74660114604628d9fcebc33a92e3eb301a92cd981ae581c473

Transaction

Hash: b8a4be1ecc067d74660114604628d9fcebc33a92e3eb301a92cd981ae581c473
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> b8a4be1ecc067d74660114604628d9fcebc33a92e3eb301a92cd981ae581c473:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
b8a4be1ecc067d74660114604628d9fcebc33a92e3eb301a92cd981ae581c473
Status:
ERROR
Block height:
39732675
Block id:
1b0ac1e19ab4bb039c3c93060278d8162d2e636d236c3459676df3ba77866b7c
Timestamp:
Wednesday 26 October 2022 at 06:28:16 UTC
()
Proposer:
Authorizers:
Gas used:
52