Flow price: --
82d80600cd6a5ee911e111b619ddd4569d703835e6a1c7a00194b357cb9d7d32

Transaction

Hash: 82d80600cd6a5ee911e111b619ddd4569d703835e6a1c7a00194b357cb9d7d32
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 82d80600cd6a5ee911e111b619ddd4569d703835e6a1c7a00194b357cb9d7d32:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
82d80600cd6a5ee911e111b619ddd4569d703835e6a1c7a00194b357cb9d7d32
Status:
ERROR
Block height:
39977710
Block id:
fc0f5dfb5aa4077f208e61270df4b8859d5dc7cd05b826b47329bcf409fb79d0
Timestamp:
Sunday 30 October 2022 at 08:50:50 UTC
()
Proposer:
Authorizers:
Gas used:
50