Flow price: --
dd0414a4773ea571ae496e065b441d468cbce14edfcbad07589085f6b8fdcecb

Transaction

Hash: dd0414a4773ea571ae496e065b441d468cbce14edfcbad07589085f6b8fdcecb
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> dd0414a4773ea571ae496e065b441d468cbce14edfcbad07589085f6b8fdcecb: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:
dd0414a4773ea571ae496e065b441d468cbce14edfcbad07589085f6b8fdcecb
Status:
ERROR
Block height:
39980996
Block id:
428a0decd235264d239535cfd24fb27e2170a3456c9e3970d2b745e945d7e6f1
Timestamp:
Sunday 30 October 2022 at 10:09:18 UTC
()
Proposer:
Authorizers:
Gas used:
50