Flow price: --
e733d5005f2b20f0f87fce4a26dc7787b5305805554f3e4442fb8517cd602d80

Transaction

Hash: e733d5005f2b20f0f87fce4a26dc7787b5305805554f3e4442fb8517cd602d80
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> e733d5005f2b20f0f87fce4a26dc7787b5305805554f3e4442fb8517cd602d80:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
e733d5005f2b20f0f87fce4a26dc7787b5305805554f3e4442fb8517cd602d80
Status:
ERROR
Block height:
40100249
Block id:
5689cb7cf6e4d2ed587dffaff710272ed3e1e8ed6141d0c31f19c080cdd3356d
Timestamp:
Tuesday 1 November 2022 at 10:01:16 UTC
()
Proposer:
Authorizers:
Gas used:
63