Flow price: --
740bc2f263c70f78f32f0518142afaa61890bfe4cb1075e20e54e7e1f17c4228

Transaction

Hash: 740bc2f263c70f78f32f0518142afaa61890bfe4cb1075e20e54e7e1f17c4228
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 740bc2f263c70f78f32f0518142afaa61890bfe4cb1075e20e54e7e1f17c4228:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
740bc2f263c70f78f32f0518142afaa61890bfe4cb1075e20e54e7e1f17c4228
Status:
ERROR
Block height:
39938544
Block id:
2789a2cadf2d57aff814b4c7db373f2d5a91601a1fbdd6bef6cefb3bcdc875a5
Timestamp:
Saturday 29 October 2022 at 17:16:32 UTC
()
Proposer:
Authorizers:
Gas used:
46