Flow price: --
f23bc0343afc9fe27f87fb7e23b6e34f74079c68ad1a12380ac68ee40b648024

Transaction

Hash: f23bc0343afc9fe27f87fb7e23b6e34f74079c68ad1a12380ac68ee40b648024
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> f23bc0343afc9fe27f87fb7e23b6e34f74079c68ad1a12380ac68ee40b648024:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
f23bc0343afc9fe27f87fb7e23b6e34f74079c68ad1a12380ac68ee40b648024
Status:
ERROR
Block height:
40050124
Block id:
ead327e21ee9642472d861617be97c3f4922f09782ce60501b876b0e2a973a3e
Timestamp:
Monday 31 October 2022 at 13:48:57 UTC
()
Proposer:
Authorizers:
Gas used:
46