diff --git a/openhtmltopdf-pdfbox/src/main/java/com/openhtmltopdf/pdfboxout/PdfBoxFontResolver.java b/openhtmltopdf-pdfbox/src/main/java/com/openhtmltopdf/pdfboxout/PdfBoxFontResolver.java
index 402621b6b..344facf52 100644
--- a/openhtmltopdf-pdfbox/src/main/java/com/openhtmltopdf/pdfboxout/PdfBoxFontResolver.java
+++ b/openhtmltopdf-pdfbox/src/main/java/com/openhtmltopdf/pdfboxout/PdfBoxFontResolver.java
@@ -76,7 +76,7 @@ public PdfBoxFontResolver(SharedContext sharedContext, PDDocument doc, FSCacheEx
         _pdfUaConform = pdfUaConform;
  
         // All fonts are required to be embedded in PDF/A documents, so we don't add the built-in fonts, if conformance is required.
-        _fontFamilies = (_pdfAConformance == PdfAConformance.NONE) ? createInitialFontMap() : new HashMap<String, FontFamily<FontDescription>>();
+        _fontFamilies = (_pdfAConformance == PdfAConformance.NONE && !pdfUaConform) ? createInitialFontMap() : new HashMap<String, FontFamily<FontDescription>>();
     }
 
     @Override
@@ -721,6 +721,19 @@ private PdfBoxRawPDFontMetrics getFontMetricsFromCache(String family, int weight
         private void putFontMetricsInCache(String family, int weight, IdentValue style, PdfBoxRawPDFontMetrics metrics) {
             _metricsCache.put(createFontMetricsCacheKey(family, weight, style), metrics);
         }
+        
+        private boolean loadMetrics() {
+            try {
+                PDFontDescriptor descriptor = _font.getFontDescriptor();
+                _metrics = PdfBoxRawPDFontMetrics.fromPdfBox(_font, descriptor);
+                putFontMetricsInCache(_family, _weight, _style, _metrics);
+                return true;
+            } catch (IOException e) {
+                XRLog.exception(
+                        "Couldn't load font. Please check that it is a valid truetype font.");
+                return false;
+            }
+        }
 
         private boolean realizeFont() {
             if (_font == null && _fontSupplier != null) {
@@ -728,6 +741,11 @@ private boolean realizeFont() {
                 
                 _font = _fontSupplier.supply();
 		_fontSupplier = null;
+		
+                if (!isMetricsAvailable()) {
+                    // If we already have metrics, they must have come from the cache.
+                    return loadMetrics();
+                }
 	    }
             
             if (_font == null && _supplier != null) {
@@ -744,10 +762,7 @@ private boolean realizeFont() {
                     _font = PDType0Font.load(_doc, is, _isSubset);
                     
                     if (!isMetricsAvailable()) {
-                        // If we already have metrics, they must have come from the cache.
-                        PDFontDescriptor descriptor = _font.getFontDescriptor();
-                        _metrics = PdfBoxRawPDFontMetrics.fromPdfBox(_font, descriptor);
-                        putFontMetricsInCache(_family, _weight, _style, _metrics);
+                        return loadMetrics();
                     }
                 } catch (IOException e) {
                     XRLog.exception("Couldn't load font. Please check that it is a valid truetype font.");
diff --git a/openhtmltopdf-pdfbox/src/main/java/com/openhtmltopdf/pdfboxout/PdfBoxTextRenderer.java b/openhtmltopdf-pdfbox/src/main/java/com/openhtmltopdf/pdfboxout/PdfBoxTextRenderer.java
index efa481d01..97df52658 100644
--- a/openhtmltopdf-pdfbox/src/main/java/com/openhtmltopdf/pdfboxout/PdfBoxTextRenderer.java
+++ b/openhtmltopdf-pdfbox/src/main/java/com/openhtmltopdf/pdfboxout/PdfBoxTextRenderer.java
@@ -76,6 +76,7 @@ public FSFontMetrics getFSFontMetrics(FontContext context, FSFont font, String s
                 PdfBoxRawPDFontMetrics metrics = des.getFontMetrics();
 
                 if (metrics == null) {
+                    XRLog.exception("Font metrics not available. Probably a bug.");
                     continue;
                 }