Flow price: --
094f78b7c0b045bf7ffd4aaf65c691a9d21b5d43a27ff5f7d849af1ab698cde4

Transaction

Hash: 094f78b7c0b045bf7ffd4aaf65c691a9d21b5d43a27ff5f7d849af1ab698cde4
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 094f78b7c0b045bf7ffd4aaf65c691a9d21b5d43a27ff5f7d849af1ab698cde4:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
094f78b7c0b045bf7ffd4aaf65c691a9d21b5d43a27ff5f7d849af1ab698cde4
Status:
ERROR
Block height:
39961456
Block id:
1b813da4c721b729edeca42db7b7045bcb475ecfc45dd1da833be030bab675c2
Timestamp:
Sunday 30 October 2022 at 02:20:46 UTC
()
Proposer:
Authorizers:
Gas used:
49