Flow price: --
18ddd048397bb896f2afe5e213affd61c7aa5e694ebbe3a2e090904dc3034760

Transaction

Hash: 18ddd048397bb896f2afe5e213affd61c7aa5e694ebbe3a2e090904dc3034760
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 18ddd048397bb896f2afe5e213affd61c7aa5e694ebbe3a2e090904dc3034760:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
18ddd048397bb896f2afe5e213affd61c7aa5e694ebbe3a2e090904dc3034760
Status:
ERROR
Block height:
40003805
Block id:
ff480b82b44cea8c5e75214c5169ffb16264af1a63fad1a2406ecaad1f2c2435
Timestamp:
Sunday 30 October 2022 at 19:17:20 UTC
()
Proposer:
Authorizers:
Gas used:
46