Flow price: --
d2460f706ef1827f0a8acf50f6f1438e174eedc6cdef44c7ed9ef70fc213a0d2

Transaction

Hash: d2460f706ef1827f0a8acf50f6f1438e174eedc6cdef44c7ed9ef70fc213a0d2
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> d2460f706ef1827f0a8acf50f6f1438e174eedc6cdef44c7ed9ef70fc213a0d2:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
d2460f706ef1827f0a8acf50f6f1438e174eedc6cdef44c7ed9ef70fc213a0d2
Status:
ERROR
Block height:
39988831
Block id:
3a5246e33c3e9e043439fd0a12c7ecac26038c5c8d2157056fe1327e8de92517
Timestamp:
Sunday 30 October 2022 at 13:17:28 UTC
()
Proposer:
Authorizers:
Gas used:
47