add null check (#209)

xandronus · web-flow · commit bfcb5aa02814 · 2020-08-27T21:07:55.000+01:00
diff --git a/src/Features/Blockcore.Features.ColdStaking/ColdStakingManager.cs b/src/Features/Blockcore.Features.ColdStaking/ColdStakingManager.cs
@@ -632,7 +632,7 @@ public override bool ProcessTransaction(Transaction transaction, int? blockHeigh
                 if (script.IsUnspendable)
                 {
                     var data = TxNullDataTemplate.Instance.ExtractScriptPubKeyParameters(script);
-                    if (data.Length == 1)
+                    if (data != null && data.Length == 1)
                     {
                         if (data[0].Length == 40)
                         {

Original file line number	Diff line number	Diff line change
`@@ -632,7 +632,7 @@ public override bool ProcessTransaction(Transaction transaction, int? blockHeigh`
`632`	`632`	`if (script.IsUnspendable)`
`633`	`633`	`{`
`634`	`634`	`var data = TxNullDataTemplate.Instance.ExtractScriptPubKeyParameters(script);`
`635`		`- if (data.Length == 1)`
	`635`	`+ if (data != null && data.Length == 1)`
`636`	`636`	`{`
`637`	`637`	`if (data[0].Length == 40)`
`638`	`638`	`{`