Flow price: --
ad316eef21098db76ec1604ca79c74b53c1c606a160b6d5a6d197e2d1311ce8b

Transaction

Hash: ad316eef21098db76ec1604ca79c74b53c1c606a160b6d5a6d197e2d1311ce8b
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> ad316eef21098db76ec1604ca79c74b53c1c606a160b6d5a6d197e2d1311ce8b: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:
ad316eef21098db76ec1604ca79c74b53c1c606a160b6d5a6d197e2d1311ce8b
Status:
ERROR
Block height:
39876865
Block id:
e0a249b26209dee8449deb79fc6300e77a0856122986fed99824e235ebd995d6
Timestamp:
Friday 28 October 2022 at 16:34:09 UTC
()
Proposer:
Authorizers:
Gas used:
47