{"record":{"id":"8c95fec494b6c2ba","repo":"remotion-dev/remotion","slug":"failed-to-create-webgl-texture-8c95fe","errorCode":null,"errorMessage":"Failed to create WebGL texture","messagePattern":"Failed to create WebGL texture","errorType":"exception","errorClass":"Error","httpStatus":null,"severity":"error","filePath":"packages/effects/src/vignette.ts","lineNumber":321,"sourceCode":"};\n\nconst createProgram = (\n\tgl: WebGL2RenderingContext,\n\tvertexSource: string,\n\tfragmentSource: string,\n): WebGLProgram => {\n\tconst vs = compileShader(gl, gl.VERTEX_SHADER, vertexSource);\n\tconst fs = compileShader(gl, gl.FRAGMENT_SHADER, fragmentSource);\n\tconst program = linkProgram(gl, vs, fs);\n\tgl.deleteShader(vs);\n\tgl.deleteShader(fs);\n\treturn program;\n};\n\nconst createRgbaTexture = (gl: WebGL2RenderingContext): WebGLTexture => {\n\tconst texture = gl.createTexture();\n\tif (!texture) {\n\t\tthrow new Error('Failed to create WebGL texture');\n\t}\n\n\tgl.bindTexture(gl.TEXTURE_2D, texture);\n\tgl.texParameteri(gl.TEXTURE_2D, gl.TEXTURE_MIN_FILTER, gl.LINEAR);\n\tgl.texParameteri(gl.TEXTURE_2D, gl.TEXTURE_MAG_FILTER, gl.LINEAR);\n\tgl.texParameteri(gl.TEXTURE_2D, gl.TEXTURE_WRAP_S, gl.CLAMP_TO_EDGE);\n\tgl.texParameteri(gl.TEXTURE_2D, gl.TEXTURE_WRAP_T, gl.CLAMP_TO_EDGE);\n\tgl.bindTexture(gl.TEXTURE_2D, null);\n\treturn texture;\n};\n\nconst setupVignette = (target: HTMLCanvasElement): VignetteState => {\n\tconst gl = target.getContext('webgl2', {\n\t\tpremultipliedAlpha: true,\n\t\talpha: true,\n\t\tpreserveDrawingBuffer: true,\n\t});\n\tif (!gl) {","sourceCodeStart":303,"sourceCodeEnd":339,"githubUrl":"https://github.com/remotion-dev/remotion/blob/78fe4bb3fdb5a2cd68724393d63cb223db333fa7/packages/effects/src/vignette.ts#L303-L339","documentation":"Thrown by vignette's createRgbaTexture when gl.createTexture() returns null. The source texture is required to upload the input frame; a null return signals context loss or GL memory/object exhaustion. This is an environmental failure, not a parameter mistake.","triggerScenarios":"setupVignette calls createRgbaTexture after building the program/VAO/VBO; gl.createTexture() returns null on a lost context or exhausted texture budget.","commonSituations":"Context loss under heavy effect load; GPU memory exhaustion on large-frame pipelines; headless Chrome with constrained resources.","solutions":["Reload to reset the WebGL2 context and free textures.","Reduce concurrent WebGL effects and dispose offscreen ones.","Verify hardware-accelerated WebGL2 and update drivers.","For server rendering, size the runner to the frame resolution in use."],"exampleFix":"// before\nconst effect = vignette({amount: 0.6});\n\n// after\nconst effect = (() => {\n  try { return vignette({amount: 0.6}); } catch { return null; }\n})();","handlingStrategy":"try-catch","validationCode":null,"typeGuard":null,"tryCatchPattern":"let effect = null;\ntry {\n  effect = vignette({amount: 0.6});\n} catch (err) {\n  console.warn('vignette texture alloc failed, skipping effect', err);\n}","preventionTips":["Dispose offscreen WebGL effects to keep live textures down.","Handle context loss/restore and rebuild effects afterwards.","Limit texture-heavy effects on large frames.","Render on hardware with adequate GPU memory."],"tags":["webgl2","gpu-memory","context-loss","vignette"],"backgroundTag":null,"analyzedSha":"78fe4bb3fdb5a2cd68724393d63cb223db333fa7","analyzedAt":"2026-08-12T17:18:50.444Z","schemaVersion":2},"datasetVersion":"2026-08-12T18:17:37.767Z"}