Flow price: --
18878acff3214f698fe8d167e57b765a8690561b7c9e70b418ece083b357da21

Transaction

Hash: 18878acff3214f698fe8d167e57b765a8690561b7c9e70b418ece083b357da21
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 18878acff3214f698fe8d167e57b765a8690561b7c9e70b418ece083b357da21:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
18878acff3214f698fe8d167e57b765a8690561b7c9e70b418ece083b357da21
Status:
ERROR
Block height:
40124453
Block id:
44df8f520b7343680660f5cb417efd43960160c52b8198e8be8200f2b7c90204
Timestamp:
Tuesday 1 November 2022 at 19:49:43 UTC
()
Proposer:
Authorizers:
Gas used:
47