Flow price: --
c6be65656f6ce931dfa38697cf5b3c7914cf375651c671f7993e2a0c08116229

Transaction

Hash: c6be65656f6ce931dfa38697cf5b3c7914cf375651c671f7993e2a0c08116229
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> c6be65656f6ce931dfa38697cf5b3c7914cf375651c671f7993e2a0c08116229:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
c6be65656f6ce931dfa38697cf5b3c7914cf375651c671f7993e2a0c08116229
Status:
ERROR
Block height:
39856534
Block id:
59c9e1f01b3aa6f6a6aabd9dd1d5c5a96611ea09643e68288e87d0154b9acc79
Timestamp:
Friday 28 October 2022 at 08:25:38 UTC
()
Proposer:
Authorizers:
Gas used:
48