Flow price: --
b657531d751b57e7f3283b0023819a42ec3631859ba11a03b9963d75ed7aa5a2

Transaction

Hash: b657531d751b57e7f3283b0023819a42ec3631859ba11a03b9963d75ed7aa5a2
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> b657531d751b57e7f3283b0023819a42ec3631859ba11a03b9963d75ed7aa5a2:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
b657531d751b57e7f3283b0023819a42ec3631859ba11a03b9963d75ed7aa5a2
Status:
ERROR
Block height:
39961937
Block id:
bb125f93c62ae4d72148d167616dbf13f8eb8acf5c0fb708cecdd6db2f29c137
Timestamp:
Sunday 30 October 2022 at 02:32:09 UTC
()
Proposer:
Authorizers:
Gas used:
47