Flow price: --
bdad204e60f0ae34a89bbbeccb8ee6e44b5cdc3777b7a8a94900c21e5ecb43bd

Transaction

Hash: bdad204e60f0ae34a89bbbeccb8ee6e44b5cdc3777b7a8a94900c21e5ecb43bd
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> bdad204e60f0ae34a89bbbeccb8ee6e44b5cdc3777b7a8a94900c21e5ecb43bd: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:
bdad204e60f0ae34a89bbbeccb8ee6e44b5cdc3777b7a8a94900c21e5ecb43bd
Status:
ERROR
Block height:
39967429
Block id:
e70e624086d0f7afe841675fe7eb9b43ea07aedd8e1ee38d2b39e322703da59a
Timestamp:
Sunday 30 October 2022 at 04:43:37 UTC
()
Proposer:
Authorizers:
Gas used:
46