Flow price: --
a45d4b7c3d6810d2c5f5e1ce2ac3ab281fea608fcae80e33c72b1f2eeb93ca9b

Transaction

Hash: a45d4b7c3d6810d2c5f5e1ce2ac3ab281fea608fcae80e33c72b1f2eeb93ca9b
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> a45d4b7c3d6810d2c5f5e1ce2ac3ab281fea608fcae80e33c72b1f2eeb93ca9b: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:
a45d4b7c3d6810d2c5f5e1ce2ac3ab281fea608fcae80e33c72b1f2eeb93ca9b
Status:
ERROR
Block height:
40128426
Block id:
af3616299d255fc5d232a8886f02d346582bad056424deca5121dd09976ebcbc
Timestamp:
Tuesday 1 November 2022 at 21:27:42 UTC
()
Proposer:
Authorizers:
Gas used:
52