Flow price: --
79423f1f17c2691860d45e1b0debe0559b75fac51590db86eac82a5908cac931

Transaction

Hash: 79423f1f17c2691860d45e1b0debe0559b75fac51590db86eac82a5908cac931
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] error caused by: 1 error occurred:
	* transaction invocation failed when executing transaction: [Error Code: 1101] cadence runtime error: Execution failed:
  --> 79423f1f17c2691860d45e1b0debe0559b75fac51590db86eac82a5908cac931:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:24


Hash:
79423f1f17c2691860d45e1b0debe0559b75fac51590db86eac82a5908cac931
Status:
ERROR
Block height:
40744737
Block id:
adbef9f515eddf1b6ed489ce36a0d979ca9447fc5310226217dfcb37bd2e9db3
Timestamp:
Saturday 12 November 2022 at 06:05:13 UTC
()
Proposer:
Authorizers:
Gas used:
27