Flow price: --
fbdcc9102e25721c2533f7640c1410d6e123ba74e632275fe5ea0f3e3ed65bb2

Transaction

Hash: fbdcc9102e25721c2533f7640c1410d6e123ba74e632275fe5ea0f3e3ed65bb2
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> fbdcc9102e25721c2533f7640c1410d6e123ba74e632275fe5ea0f3e3ed65bb2:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
fbdcc9102e25721c2533f7640c1410d6e123ba74e632275fe5ea0f3e3ed65bb2
Status:
ERROR
Block height:
39732963
Block id:
1e559604e4a5ccbfaf30e0d20e81f12369b920d98947953edb12a84b101e0894
Timestamp:
Wednesday 26 October 2022 at 06:35:16 UTC
()
Proposer:
Authorizers:
Gas used:
57