Flow price: --
6511de2c13fa2aaafe508325874bf956d7869274b6c325828285c20e5d18d697

Transaction

Hash: 6511de2c13fa2aaafe508325874bf956d7869274b6c325828285c20e5d18d697
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 6511de2c13fa2aaafe508325874bf956d7869274b6c325828285c20e5d18d697:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
6511de2c13fa2aaafe508325874bf956d7869274b6c325828285c20e5d18d697
Status:
ERROR
Block height:
40040248
Block id:
472bb9dd1621efc7c2ad86669a5e23c28b5d99924dda8bd536a77e99b7131151
Timestamp:
Monday 31 October 2022 at 09:49:56 UTC
()
Proposer:
Authorizers:
Gas used:
50