Flow price: --
82535c40fb183c4285d7785c9247a811db8a60e7faa3c38ec37e5e5966bb3c86

Transaction

Hash: 82535c40fb183c4285d7785c9247a811db8a60e7faa3c38ec37e5e5966bb3c86
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 82535c40fb183c4285d7785c9247a811db8a60e7faa3c38ec37e5e5966bb3c86:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
82535c40fb183c4285d7785c9247a811db8a60e7faa3c38ec37e5e5966bb3c86
Status:
ERROR
Block height:
40110128
Block id:
988c7883359dc196b74a76a52c63c940fe309de6b640bc23f8503bda05334d7e
Timestamp:
Tuesday 1 November 2022 at 14:01:01 UTC
()
Proposer:
Authorizers:
Gas used:
50