Save the SLD text, note the layer id 'pa', delete the layer, reupload with shapefile named pa.shp, paste the style back into admin and geoserver, clear cache if needed.
<?xml version="1.0" encoding="UTF-8"?>sld:NamedLayersld:Namepa_1/sld:Namesld:UserStylesld:Namepa_1/sld:Namesld:Titlepa_reef_assess/sld:Titlesld:AbstractReef assessment tool MPA map. Marine PA's only. Colors by designated and proposed/sld:Abstractsld:FeatureTypeStylesld:Namename/sld:Namesld:Rulesld:TitleDesignated/sld:Titleogc:Filterogc:Andogc:PropertyIsEqualToogc:PropertyNameON_WATER/ogc:PropertyNameogc:Literal1/ogc:Literal/ogc:PropertyIsEqualToogc:PropertyIsEqualToogc:PropertyNameSTATUS/ogc:PropertyNameogc:LiteralDesignated/ogc:Literal/ogc:PropertyIsEqualTo/ogc:And/ogc:Filtersld:PolygonSymbolizersld:Stroke#3366FF/sld:CssParameter1.5/sld:CssParameter/sld:Stroke/sld:PolygonSymbolizer/sld:Rulesld:Rulesld:TitleProposed/sld:Titleogc:Filterogc:Andogc:PropertyIsEqualToogc:PropertyNameON_WATER/ogc:PropertyNameogc:Literal1/ogc:Literal/ogc:PropertyIsEqualToogc:PropertyIsEqualToogc:PropertyNameSTATUS/ogc:PropertyNameogc:LiteralProposed/ogc:Literal/ogc:PropertyIsEqualTo/ogc:And/ogc:Filtersld:PolygonSymbolizersld:Stroke#78BBFD/sld:CssParameter1.5/sld:CssParameter4.0 4.0/sld:CssParameter/sld:Stroke/sld:PolygonSymbolizer/sld:Rule/sld:FeatureTypeStyle/sld:UserStyle/sld:NamedLayer/sld:StyledLayerDescriptor
Save the SLD text, note the layer id 'pa', delete the layer, reupload with shapefile named pa.shp, paste the style back into admin and geoserver, clear cache if needed.
<?xml version="1.0" encoding="UTF-8"?>sld:NamedLayersld:Namepa_1/sld:Namesld:UserStylesld:Namepa_1/sld:Namesld:Titlepa_reef_assess/sld:Titlesld:AbstractReef assessment tool MPA map. Marine PA's only. Colors by designated and proposed/sld:Abstractsld:FeatureTypeStylesld:Namename/sld:Namesld:Rulesld:TitleDesignated/sld:Titleogc:Filterogc:Andogc:PropertyIsEqualToogc:PropertyNameON_WATER/ogc:PropertyNameogc:Literal1/ogc:Literal/ogc:PropertyIsEqualToogc:PropertyIsEqualToogc:PropertyNameSTATUS/ogc:PropertyNameogc:LiteralDesignated/ogc:Literal/ogc:PropertyIsEqualTo/ogc:And/ogc:Filtersld:PolygonSymbolizersld:Stroke#3366FF/sld:CssParameter1.5/sld:CssParameter/sld:Stroke/sld:PolygonSymbolizer/sld:Rulesld:Rulesld:TitleProposed/sld:Titleogc:Filterogc:Andogc:PropertyIsEqualToogc:PropertyNameON_WATER/ogc:PropertyNameogc:Literal1/ogc:Literal/ogc:PropertyIsEqualToogc:PropertyIsEqualToogc:PropertyNameSTATUS/ogc:PropertyNameogc:LiteralProposed/ogc:Literal/ogc:PropertyIsEqualTo/ogc:And/ogc:Filtersld:PolygonSymbolizersld:Stroke#78BBFD/sld:CssParameter1.5/sld:CssParameter4.0 4.0/sld:CssParameter/sld:Stroke/sld:PolygonSymbolizer/sld:Rule/sld:FeatureTypeStyle/sld:UserStyle/sld:NamedLayer/sld:StyledLayerDescriptor