Get line number from exception c#

Author: zrhz

August undefined, 2024

WebApr 30, 2012 · First, like Greg said, you can cause VS to break when any exception occurs: Make sure these are checked, then click OK: That will cause Visual Studio to break wherever the exception occurs. Another approach is to catch the exception and either write just the stack trace, or write the exception (using ToString ()) to the output window:

c# - Display lines number in Stack Trace for .NET assembly in …

WebJan 12, 2024 · For more information, see Structured Exception Handling (C/C++) and A Crash Course on the Depths of Win32 Structured Exception Handling. C# Language … WebJan 6, 2024 · While you can't get line-numbers (C# is compiled so it is not the same code when it's being executed). But what you could use is the stack-trace functionality to get further information on it's origine. … cynthia knight akron

How can I get the line number which threw exception?

WebJun 14, 2014 · Another method would be to get the error code from the exception class directly. For example: catch (Exception ex) { if (ex.InnerException is ServiceResponseException) { ServiceResponseException srex = ex.InnerException as ServiceResponseException; string ErrorCode = srex.ErrorCode.ToString (); } } Share … WebJan 12, 2024 · Change the values to see // exception handling behavior. double a = 98, b = 0; double result; try { result = SafeDivision (a, b); Console.WriteLine (" {0} divided by {1} = {2}", a, b, result); } catch (DivideByZeroException) { Console.WriteLine ("Attempted divide by zero."); } } } Exceptions Overview Exceptions have the following properties: WebDec 26, 2024 · Here is sample how I process exception: var trace = new System.Diagnostics.StackTrace (exception, true); if (trace.FrameCount > 0) { var frame = trace.GetFrame (trace.FrameCount - 1); var className = frame.GetMethod ().ReflectedType.Name; var methodName = frame.GetMethod ().ToString (); var … cynthia knighton

Exceptions and Exception Handling Microsoft Learn

Get Line Number and Method Name Dynamically

WebJan 5, 2016 · You'd need to access the PDB in order to get the line information for an exception. There is sufficient information on the StackFrame class to get the appropriate ISymUnmanagedMethod class if the PDB is available. Mainly you just need the method token and the current offset into the method. WebSep 8, 2024 · using System; using System.Reflection; namespace ConsoleApp { class Program { public static void Main () { try { //my code throw new ArgumentException (); } catch (Exception ex) { Console.WriteLine (MethodBase.GetCurrentMethod ().Name + "/" + GetLineNumber (ex)); } } public static int GetLineNumber (Exception ex) { var … cynthia knight delawareWebGo into the Properties window for the project where you want to see stack trace line numbers. Click on the Build "vertical tab". Select "Release" configuration. Check the DEBUG constant parameter. Uncheck the "Optimize code" parameter to avoid the occasional trace issue with inlined code (this step is not essential). cynthia knight crnp

"WebMar 11, 2024 · Getting the original line number from obfuscated code seems like a product feature that should be handled by the obfuscator. Alternatively, you could pre-process your the original .cs files, and the pre-processed files get passed to the obfuscator. " - Get line number from exception c#

Get line number from exception c#

Webi want to read the File name and the line number from the Exception. (in .Net 2.0) i used if (exception.InnerException != null) { exception = exception.InnerException; } StackTrace trace = new StackTrace (exception, true); string fileName = trace.GetFrame (0).GetFileName (); int lineNo = trace.GetFrame (0).GetFileLineNumber (); WebNov 16, 2005 · Error Number so that based on the Error number i can display Different error message.... try{ Catch (Exception ex) errNum = ex.????? if (errNum == x) { do x else if ( errNum == y) { do y so how do i find the Error Number here.. Exception.HResult may be what you're after. Can you definitely not

Did you know?

WebJul 18, 2012 · The ShowDebugInfo method gets the line number and method of where it was called. If you run that code, it outputs "10: Void Main (System.String [])". If you set the the stackFrame's constructor parameter to be as 0, you get the line and method where it itself was created. WebMar 23, 2016 · I now noticed that I cannot get the file name or the line number where the exception occurred from StackFrame; the value for method GetFileLineNumber is always 0. A quick example of what I tried: ... c#; asp.net-core; or ask your own question. The Overflow Blog From Web2 to Web3: How developers can upskill and build with blockchain ...

WebSep 19, 2012 · In C# winform, inside a catch block i have Exception.ToString () -> to get exception information and line number of the code where the exception is thrown. In dev. environment, i get the line number, whereas when the same EXE is deployed in the production, i don't get line numbers, any thoughts? How do i get line #s in production … WebOct 27, 2016 · To get the line numbers in the StackTrace, you need to have the correct debug information (PDB files) alongside your dlls/exes. To generate the the debug information, set the option in Project Properties …

WebDec 9, 2024 · Now when there is an Exception in the compiled code (example: Divided by Zero Exception) I get in Visual Studio the line number displayed: But when I do stacktrace.ToString() the line information is not included. In frame.GetLineNumber the line number is also 0. The code for handling the exception: WebJul 26, 2016 · catch (Exception ex) { // Get stack trace for the exception with source file information var st = new StackTrace(ex, true); // Get the top stack frame var frame = st.GetFrame(0); // Get the line number from the stack frame var line = frame.GetFileLineNumber(); Log.Error().Exception(ex).Property("line-number", …

WebMar 13, 2024 · C# public static void Main() { try { string? s = null; Console.WriteLine (s.Length); } catch (Exception e) when (LogException (e)) { } Console.WriteLine ("Exception must have been handled"); } private static bool LogException(Exception e) { Console.WriteLine ($"\tIn the log routine.

WebJan 16, 2009 · using System.Reflection I can get the method name using this... string methodName = MethodInfo .GetCurrentMethod ().Name; and the following gives me the actual name of the page. webform1.aspx string sPath = System.Web. HttpContext .Current.Request.Url.AbsolutePath; System.IO. FileInfo oInfo = new System.IO. FileInfo … billy waugh bioWebSep 29, 2016 · I used to be able to pull my line number and class for an exception with the following System.Diagnostics.StackTrace trace = new System.Diagnostics.StackTrace (ex, true); var stackFrame = trace.GetFrame (trace.FrameCount - 1); var lineNumber = stackFrame.GetFileLineNumber (); var file = stackFrame.GetFileName (); cynthia knight paWebI was able to get around this by implementing a custom converter like below. Any class that implements JsonLineInfo will automatically get the line number info for itself and its properties when it is deserialized. cynthia knight obituary