Flow price: --
e4851a56108322694c01e0e4b35e9cae1815918ac47a291a4cc759504dc438f6

Transaction

Hash: e4851a56108322694c01e0e4b35e9cae1815918ac47a291a4cc759504dc438f6
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> e4851a56108322694c01e0e4b35e9cae1815918ac47a291a4cc759504dc438f6:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
e4851a56108322694c01e0e4b35e9cae1815918ac47a291a4cc759504dc438f6
Status:
ERROR
Block height:
39878481
Block id:
56071a515fb1a15df945a533fe54115deb73247d58cf6e4f470ce9d21a6353ef
Timestamp:
Friday 28 October 2022 at 17:12:50 UTC
()
Proposer:
Authorizers:
Gas used:
47