Flow price: --
d45f21b10d643275daf1afb70aaacc993919e1cfb87ed403c8b304aeb0ce7eb6

Transaction

Hash: d45f21b10d643275daf1afb70aaacc993919e1cfb87ed403c8b304aeb0ce7eb6
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> d45f21b10d643275daf1afb70aaacc993919e1cfb87ed403c8b304aeb0ce7eb6:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
d45f21b10d643275daf1afb70aaacc993919e1cfb87ed403c8b304aeb0ce7eb6
Status:
ERROR
Block height:
40139407
Block id:
4da4e982109b378ce66c92a0df0f8047bb37b3c934df9535e0c9f02d87cd3f07
Timestamp:
Wednesday 2 November 2022 at 01:56:03 UTC
()
Proposer:
Authorizers:
Gas used:
49