Flow price: --
2923af381c4255bb57daabc41f5e6a7dfe382414ad5fc6f24f295b7ca8a6ea5e

Transaction

Hash: 2923af381c4255bb57daabc41f5e6a7dfe382414ad5fc6f24f295b7ca8a6ea5e
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 2923af381c4255bb57daabc41f5e6a7dfe382414ad5fc6f24f295b7ca8a6ea5e: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:
2923af381c4255bb57daabc41f5e6a7dfe382414ad5fc6f24f295b7ca8a6ea5e
Status:
ERROR
Block height:
39738876
Block id:
23ab4f0bad3dfe1b71fb64943ffbe072c256b9bc57161a4d4b07abb6f715f5c1
Timestamp:
Wednesday 26 October 2022 at 08:57:42 UTC
()
Proposer:
Authorizers:
Gas used:
47