Flow price: --
78952e6590cac55e35ae0b0b2469c533ddc345c63b46a568c721ea2004762bdf

Transaction

Hash: 78952e6590cac55e35ae0b0b2469c533ddc345c63b46a568c721ea2004762bdf
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 78952e6590cac55e35ae0b0b2469c533ddc345c63b46a568c721ea2004762bdf: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:
78952e6590cac55e35ae0b0b2469c533ddc345c63b46a568c721ea2004762bdf
Status:
ERROR
Block height:
39799749
Block id:
5be9e6214f75cbc7540ba65a1ea003c8d3d67224057d2ab2017269ac33fcbf21
Timestamp:
Thursday 27 October 2022 at 09:29:38 UTC
()
Proposer:
Authorizers:
Gas used:
47