{"record":{"id":"1a0f1e882246adfa","repo":"MonoGame/MonoGame","slug":"path-1a0f1e","errorCode":null,"errorMessage":"path","messagePattern":"path","errorType":"validation","errorClass":"ArgumentNullException","httpStatus":null,"severity":"error","filePath":"MonoGame.Framework/Graphics/Texture2D.cs","lineNumber":664,"sourceCode":"\t\t\tthis.GetData(0, null, data, 0, data.Length);\n\t\t}\n\n        /// <summary>\n        /// Creates a <see cref=\"Texture2D\"/> from a file, supported formats bmp, gif, jpg, png, tif and dds (only for simple textures).\n        /// May work with other formats, but will not work with tga files.\n        /// This internally calls <see cref=\"FromFile(GraphicsDevice, string, Action{byte[]})\"/>.\n        /// </summary>\n        /// <param name=\"graphicsDevice\">The graphics device to use to create the texture.</param>\n        /// <param name=\"path\">The path to the image file.</param>\n        /// <param name=\"colorProcessor\">Function that is applied to the data in RGBA format before the texture is sent to video memory. Could be null(no processing then).</param>\n        /// <returns>The <see cref=\"Texture2D\"/> created from the given file.</returns>\n        /// <remarks>Note that different image decoders may generate slight differences between platforms, but perceptually\n        /// the images should be identical.\n        /// </remarks>\n        public static Texture2D FromFile(GraphicsDevice graphicsDevice, string path, Action<byte[]> colorProcessor)\n        {\n            if (path == null)\n                throw new ArgumentNullException(\"path\");\n\n            using (var stream = File.OpenRead(path))\n                return FromStream(graphicsDevice, stream, colorProcessor);\n        }\n\n        /// <summary>\n        /// Creates a <see cref=\"Texture2D\"/> from a file, supported formats bmp, gif, jpg, png, tif and dds (only for simple textures).\n        /// May work with other formats, but will not work with tga files.\n        /// This internally calls <see cref=\"FromStream(GraphicsDevice, Stream, Action{byte[]})\"/>.\n        /// </summary>\n        /// <param name=\"graphicsDevice\">The graphics device to use to create the texture.</param>\n        /// <param name=\"path\">The path to the image file.</param>\n        /// <returns>The <see cref=\"Texture2D\"/> created from the given file.</returns>\n        /// <remarks>Note that different image decoders may generate slight differences between platforms, but perceptually\n        /// the images should be identical.  This call does not premultiply the image alpha, but areas of zero alpha will\n        /// result in black color data.\n        /// </remarks>\n        public static Texture2D FromFile(GraphicsDevice graphicsDevice, string path)","sourceCodeStart":646,"sourceCodeEnd":682,"githubUrl":"https://github.com/MonoGame/MonoGame/blob/1d71bbd0ff4071a03caa583aa3bc56b85924a819/MonoGame.Framework/Graphics/Texture2D.cs#L646-L682","documentation":"Thrown by Texture2D.FromFile(GraphicsDevice, string path, ...) as an ArgumentNullException when path is null. FromFile opens the file at that path and decodes it, so a null path cannot be opened.","triggerScenarios":"Calling Texture2D.FromFile(device, null); passing a path variable that was never set; building the path from a null config/asset name.","commonSituations":"Asset name missing from config; user-supplied file path field left blank; refactoring that drops the path argument.","solutions":["Validate the path is non-null (and exists) before calling FromFile.","Default missing asset names to a known placeholder file.","Use string.IsNullOrWhiteSpace checks at the input boundary."],"exampleFix":"// before\n_tex = Texture2D.FromFile(GraphicsDevice, _path, null); // _path == null\n\n// after\nif (string.IsNullOrWhiteSpace(_path))\n    throw new InvalidOperationException(\"Texture path not set.\");\n_tex = Texture2D.FromFile(GraphicsDevice, _path, null);","handlingStrategy":"validation","validationCode":"static string RequirePath(string path)\n{\n    if (string.IsNullOrWhiteSpace(path)) throw new ArgumentNullException(nameof(path));\n    if (!File.Exists(path)) throw new FileNotFoundException(path);\n    return path;\n}","typeGuard":"static bool IsValidPath(string p) => !string.IsNullOrWhiteSpace(p);","tryCatchPattern":null,"preventionTips":["Validate path is non-null and the file exists before FromFile.","Default missing asset names to a placeholder file.","Check at the input boundary where users supply paths."],"tags":["monogame","graphics","texture2d","fromfile","null-check","argument-null","asset-loading"],"backgroundTag":null,"analyzedSha":"1d71bbd0ff4071a03caa583aa3bc56b85924a819","analyzedAt":"2026-08-13T17:10:33.625Z","schemaVersion":2},"datasetVersion":"2026-08-13T19:17:28.613Z"}