Flow price: --
2084c92b332d98540d0ffad32e4489e6047a5f318aec4ccb4cff6b162a2fa66e

Transaction

Hash: 2084c92b332d98540d0ffad32e4489e6047a5f318aec4ccb4cff6b162a2fa66e
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 2084c92b332d98540d0ffad32e4489e6047a5f318aec4ccb4cff6b162a2fa66e: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:
2084c92b332d98540d0ffad32e4489e6047a5f318aec4ccb4cff6b162a2fa66e
Status:
ERROR
Block height:
40129960
Block id:
02e36609db6ec2d164f354a6c23f9d138a9903452232bf81fdb7696c07dd9ea2
Timestamp:
Tuesday 1 November 2022 at 22:05:32 UTC
()
Proposer:
Authorizers:
Gas used:
46