- Dock zone has no control%List does not allow duplicates ($0%x)Premature end of dataColor table overflowInvalid color indexUnsupported GIF versionInvalid GIF signature7Invalid number of colors specified in Screen Descriptor6Invalid number of colors specified in Image DescriptorUnknown extension typeInvalid extension introducer%Failed to allocate memory for GIF DIBDecoder bit buffer under-runCircular decoder table entryInvalid Image trailerAInternal error: Extension Instance does not match Extension Label