Flow price: --
8e002dbea97958f9a1fa7693620401e40c9b0fad82e1f0b4baf145bff630282a

Transaction

Hash: 8e002dbea97958f9a1fa7693620401e40c9b0fad82e1f0b4baf145bff630282a
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 8e002dbea97958f9a1fa7693620401e40c9b0fad82e1f0b4baf145bff630282a: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:
8e002dbea97958f9a1fa7693620401e40c9b0fad82e1f0b4baf145bff630282a
Status:
ERROR
Block height:
39980237
Block id:
70abd6057c1da7e4f14f52b68c7d0b8ede3929fdf2e13d84306ce35aa6546e02
Timestamp:
Sunday 30 October 2022 at 09:51:06 UTC
()
Proposer:
Authorizers:
Gas used:
50