Flow price: --
758cf64706d0aed0e840aeff3010f4712b6fa8f8d4ffe4ca782a13f65c1f0d72

Transaction

Hash: 758cf64706d0aed0e840aeff3010f4712b6fa8f8d4ffe4ca782a13f65c1f0d72
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 758cf64706d0aed0e840aeff3010f4712b6fa8f8d4ffe4ca782a13f65c1f0d72:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
758cf64706d0aed0e840aeff3010f4712b6fa8f8d4ffe4ca782a13f65c1f0d72
Status:
ERROR
Block height:
39992462
Block id:
ead2701182f308ccbd499fc75fa43109feea0cefacc57d2751c3862190bf1bcb
Timestamp:
Sunday 30 October 2022 at 14:44:32 UTC
()
Proposer:
Authorizers:
Gas used:
48