Flow price: --
1b66dab2bafc50781f609e1ccebe84004b4c82157d22e4c99666891aae8b5ee5

Transaction

Hash: 1b66dab2bafc50781f609e1ccebe84004b4c82157d22e4c99666891aae8b5ee5
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 1b66dab2bafc50781f609e1ccebe84004b4c82157d22e4c99666891aae8b5ee5:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
1b66dab2bafc50781f609e1ccebe84004b4c82157d22e4c99666891aae8b5ee5
Status:
ERROR
Block height:
40161869
Block id:
61602c5f46ff835c1cb0a2556bcc6895e8fa38149e6e97bb83289c972cbd2e27
Timestamp:
Wednesday 2 November 2022 at 11:03:53 UTC
()
Proposer:
Authorizers:
Gas used:
47