Flow price: --
e0ac7f0d6c703de2996db60d45afd015165637070612275a641b6d14f2c19761

Transaction

Hash: e0ac7f0d6c703de2996db60d45afd015165637070612275a641b6d14f2c19761
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> e0ac7f0d6c703de2996db60d45afd015165637070612275a641b6d14f2c19761:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
e0ac7f0d6c703de2996db60d45afd015165637070612275a641b6d14f2c19761
Status:
ERROR
Block height:
39989975
Block id:
588ef8d95cc4ef1d2fb94fe8160fb337359a08c9b7220ca03dd851637d57c08c
Timestamp:
Sunday 30 October 2022 at 13:45:13 UTC
()
Proposer:
Authorizers:
Gas used:
46