Flow price: --
514f0210d11b9328d8762f2df0d74bacbfc625f7f280f0d009e8244e279d97ea

Transaction

Hash: 514f0210d11b9328d8762f2df0d74bacbfc625f7f280f0d009e8244e279d97ea
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 514f0210d11b9328d8762f2df0d74bacbfc625f7f280f0d009e8244e279d97ea: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:
514f0210d11b9328d8762f2df0d74bacbfc625f7f280f0d009e8244e279d97ea
Status:
ERROR
Block height:
39972087
Block id:
6a72089a96812cfe2f4c8ff3a08f7aea19820495b24f102add676a3f974e5245
Timestamp:
Sunday 30 October 2022 at 06:35:52 UTC
()
Proposer:
Authorizers:
Gas used:
50