Flow price: --
b54601c1f350e23158275c85a66b5fb8d50c5b2eced650a258e20409fae7d0af

Transaction

Hash: b54601c1f350e23158275c85a66b5fb8d50c5b2eced650a258e20409fae7d0af
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> b54601c1f350e23158275c85a66b5fb8d50c5b2eced650a258e20409fae7d0af: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:
b54601c1f350e23158275c85a66b5fb8d50c5b2eced650a258e20409fae7d0af
Status:
ERROR
Block height:
40110888
Block id:
9f877921e23e3ebb96373f7c280c4d4b54dcc4271e5e3da71e4518778a3966d5
Timestamp:
Tuesday 1 November 2022 at 14:19:34 UTC
()
Proposer:
Authorizers:
Gas used:
48