Flow price: --
c7cf5a522118c2fa7bd68faea3335f6206d2f1d3961ed64cdca6a17822ff9c48

Transaction

Hash: c7cf5a522118c2fa7bd68faea3335f6206d2f1d3961ed64cdca6a17822ff9c48
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> c7cf5a522118c2fa7bd68faea3335f6206d2f1d3961ed64cdca6a17822ff9c48:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
c7cf5a522118c2fa7bd68faea3335f6206d2f1d3961ed64cdca6a17822ff9c48
Status:
ERROR
Block height:
40154873
Block id:
106d75227db9fae7611b1993f1405f1569e243f58fb7b3c9ee6d268219a3c320
Timestamp:
Wednesday 2 November 2022 at 08:13:22 UTC
()
Proposer:
Authorizers:
Gas used:
47