Fix: Add null check in case a symbol could not be found in the symbol table - display original address

TomMuehlegger · TomMuehlegger · commit e948431cffbe · 2024-08-27T09:34:59.000+02:00
diff --git a/LibNoDaveConnectionLibrary/DataTypes/Blocks/Step7V5/S7FunctionBlockRow.cs b/LibNoDaveConnectionLibrary/DataTypes/Blocks/Step7V5/S7FunctionBlockRow.cs
@@ -770,9 +770,13 @@ public string ToString(bool useSymbol, bool addSemicolonAfterCommand, bool useDa
                             }
                             else
                             {
-                                par = "\"" + sym.Symbol + "\"." + paras[1];
-                                if (hasBit)
-                                    par += "." + paras[2];
+                                if (sym != null)
+                                {
+                                    par = "\"" + sym.Symbol + "\"." + paras[1];
+                                    
+                                    if (hasBit)
+                                        par += "." + paras[2];
+                                }
                             }
                         }
                         else

Original file line number	Diff line number	Diff line change
`@@ -770,9 +770,13 @@ public string ToString(bool useSymbol, bool addSemicolonAfterCommand, bool useDa`
`770`	`770`	`}`
`771`	`771`	`else`
`772`	`772`	`{`
`773`		`- par = "\"" + sym.Symbol + "\"." + paras[1];`
`774`		`- if (hasBit)`
`775`		`- par += "." + paras[2];`
	`773`	`+ if (sym != null)`
	`774`	`+ {`
	`775`	`+ par = "\"" + sym.Symbol + "\"." + paras[1];`
	`776`	`+`
	`777`	`+ if (hasBit)`
	`778`	`+ par += "." + paras[2];`
	`779`	`+ }`
`776`	`780`	`}`
`777`	`781`	`}`
`778`	`782`	`else`