Flow price: --
810b2fa1ce4a4e6be1b0cf0b0ee6bcc604b24cc47d464eb7d3a040800939f1e4

Transaction

Hash: 810b2fa1ce4a4e6be1b0cf0b0ee6bcc604b24cc47d464eb7d3a040800939f1e4
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 810b2fa1ce4a4e6be1b0cf0b0ee6bcc604b24cc47d464eb7d3a040800939f1e4:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
810b2fa1ce4a4e6be1b0cf0b0ee6bcc604b24cc47d464eb7d3a040800939f1e4
Status:
ERROR
Block height:
40146083
Block id:
76ade57f1925ae90f35c43ace44bda2fcf35e935d6e5990a27675c5928947b94
Timestamp:
Wednesday 2 November 2022 at 04:38:46 UTC
()
Proposer:
Authorizers:
Gas used:
47