Flow price: --
81bd9191cb1078c9232bd6cd3d97543643cb7f3113c97a7624954de51b0be39e

Transaction

Hash: 81bd9191cb1078c9232bd6cd3d97543643cb7f3113c97a7624954de51b0be39e
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 81bd9191cb1078c9232bd6cd3d97543643cb7f3113c97a7624954de51b0be39e: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:
81bd9191cb1078c9232bd6cd3d97543643cb7f3113c97a7624954de51b0be39e
Status:
ERROR
Block height:
39824571
Block id:
b7e8d01b09adb92cb8afd70158396cd805c1da0bf3d8594c43dc970baff62a45
Timestamp:
Thursday 27 October 2022 at 19:32:13 UTC
()
Proposer:
Authorizers:
Gas used:
47