{"record":{"id":"fafbf9d1509fce9b","repo":"Intervention/image","slug":"failed-to-load-image-frame-a-position","errorCode":null,"errorMessage":"Failed to load image frame a position ","messagePattern":"Failed to load image frame a position ","errorType":"exception","errorClass":"Intervention\\Image\\Exceptions\\DriverException","httpStatus":null,"severity":"error","filePath":"src/Drivers/Imagick/Core.php","lineNumber":340,"sourceCode":"    }\n\n    /**\n     * {@inheritdoc}\n     *\n     * @see CoreInterface::frame()\n     *\n     * @throws InvalidArgumentException\n     * @throws DriverException\n     */\n    public function frame(int $position): FrameInterface\n    {\n        foreach ($this->imagick as $core) {\n            try {\n                if ($core->getIteratorIndex() === $position) {\n                    return new Frame($core);\n                }\n            } catch (ImagickException | RuntimeException $e) {\n                throw new DriverException('Failed to load image frame a position ' . $position, previous: $e);\n            }\n        }\n\n        throw new InvalidArgumentException('Frame #' . $position . ' could not be found in the image');\n    }\n\n    /**\n     * {@inheritdoc}\n     *\n     * @see CoreInterface::loops()\n     *\n     * @throws DriverException\n     */\n    public function loops(): int\n    {\n        try {\n            return $this->imagick->getImageIterations();\n        } catch (ImagickException $e) {","sourceCodeStart":322,"sourceCodeEnd":358,"githubUrl":"https://github.com/Intervention/image/blob/5598b9e39751c34afc5cdee84abef77f92c26f68/src/Drivers/Imagick/Core.php#L322-L358","documentation":"Thrown by Core::frame() when the internal scan over the Imagick frame stack fails before a position can be matched: getIteratorIndex() on a frame raised ImagickException or RuntimeException while looping. It wraps the native failure; it does NOT mean the frame is missing (that case throws the 'Frame #N could not be found' InvalidArgumentException instead).","triggerScenarios":"Calling $image->core()->frame($position), or APIs built on it — $image->removeAnimation($position) (RemoveAnimationModifier::selectedFrame) and pixel analyzers like pickColors($x, $y, $frame) — while the Imagick stack is in a state where iterating frames errors (destroyed object, corrupted animation, invalid internal iterator).","commonSituations":"Calling removeAnimation() on an image whose core was invalidated by an earlier failed operation; analyzing a frame of a corrupt GIF; race between coroutine workers sharing one Imagick object; imagick extension segfault-adjacent states after huge operations.","solutions":["Read $e->getPrevious() to get the concrete Imagick error","Re-read the source image and retry once; corrupted in-memory state is not recoverable","Validate the input file itself (re-decode the original bytes) if it reproduces consistently — the file is likely damaged","Update the imagick extension if the previous exception indicates an internal iterator bug"],"exampleFix":null,"handlingStrategy":"try-catch","validationCode":null,"typeGuard":null,"tryCatchPattern":"use Intervention\\Image\\Exceptions\\DriverException;\n\ntry {\n    $frame = $image->core()->frame($i);\n} catch (DriverException $e) {\n    // native stack is corrupted; re-read from the original source once\n    $image = $manager->read($originalBytes);\n    $frame = $image->core()->frame($i);\n}","preventionTips":["Keep the original source available so a re-read can recover corrupted in-memory state","If the same file fails after re-reading, treat the file itself as damaged","Validate uploaded animations early (decode test) before heavy processing"],"tags":["imagick","frames","animation","iterator"],"backgroundTag":"image-frame-read-failed","analyzedSha":"5598b9e39751c34afc5cdee84abef77f92c26f68","analyzedAt":"2026-08-23T02:17:31.068Z","schemaVersion":2},"datasetVersion":"2026-08-23T08:06:27.607Z"}