Flow price: --
cad6a64090a3caa426aa17daa50018e1c32341b7548a30d268f88093386be962

Transaction

Hash: cad6a64090a3caa426aa17daa50018e1c32341b7548a30d268f88093386be962
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> cad6a64090a3caa426aa17daa50018e1c32341b7548a30d268f88093386be962:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
cad6a64090a3caa426aa17daa50018e1c32341b7548a30d268f88093386be962
Status:
ERROR
Block height:
39959293
Block id:
a434e841754d40571a141808b193de893c04a8fec20f822eee06a5960085163b
Timestamp:
Sunday 30 October 2022 at 01:28:57 UTC
()
Proposer:
Authorizers:
Gas used:
46