Flow price: --
ba0e84ba81c6728ea22b643b49810171f043533dfb77a271aac6a9f02e5955f3

Transaction

Hash: ba0e84ba81c6728ea22b643b49810171f043533dfb77a271aac6a9f02e5955f3
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> ba0e84ba81c6728ea22b643b49810171f043533dfb77a271aac6a9f02e5955f3:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
ba0e84ba81c6728ea22b643b49810171f043533dfb77a271aac6a9f02e5955f3
Status:
ERROR
Block height:
40165423
Block id:
358efa618ccd8b9788983c8a0e1e951e6f9671f2542815e0059ded1e819eb226
Timestamp:
Wednesday 2 November 2022 at 12:29:52 UTC
()
Proposer:
Authorizers:
Gas used:
50