diff --git a/mir-module/src/main/resources/config/mir/messages_de.properties b/mir-module/src/main/resources/config/mir/messages_de.properties
index 66b3b81b92..da95f11c84 100644
--- a/mir-module/src/main/resources/config/mir/messages_de.properties
+++ b/mir-module/src/main/resources/config/mir/messages_de.properties
@@ -913,3 +913,11 @@ subselect.category.title  = Kategorie ausw\u00E4hlen
 
 user.profile.id.orcid = Ihre ORCID iD
 selfRegistration.error.mailExists = Die E-Mail-Adresse wird bereits verwendet.
+pdf.errorbox.warning.message=Achtung! Bei einigen Ihrer PDF/A Dokumente sind Fehler aufgetreten. Bitte stellen Sie sicher, dass ihre PDF/A Dokumente mit aktuellen und geeigneten Programmen erstellt wurden und lesen Sie die Fehlerdokumentation. Anbei finden Sie eine Liste der aufgetretenen Fehler!
+pdf.errorbox.warning.heading=Warnung!
+pdf.errorbox.success.heading=Erfolg!
+pdf.errorbox.success.message=Ihre PDF Dokumente wurden \u00FCberpr\u00FCft und es wurden keine Fehler gefunden.
+pdf.errorbox.button.info=Mehr Informationen
+pdf.errorbox.button.download=Herunterladen
+pdf.errorbox.conformity.level=Konformit\u00E4tstufe
+pdf.errorbox.unknown.error=Keine weiteren Informationen!
diff --git a/mir-module/src/main/resources/config/mir/messages_en.properties b/mir-module/src/main/resources/config/mir/messages_en.properties
index 3e78c44add..1ce301f82d 100644
--- a/mir-module/src/main/resources/config/mir/messages_en.properties
+++ b/mir-module/src/main/resources/config/mir/messages_en.properties
@@ -865,3 +865,11 @@ subselect.category.cancel = Cancel
 subselect.category.title  = Choose category
 
 user.profile.id.orcid = Your ORCID iD
+pdf.errorbox.warning.message=Attention! Errors have occurred with some of your PDF/A documents. Please make sure that your PDF/A documents were created with up-to-date and suitable programs and read the error documentation. You will find a list of the occurred errors below!
+pdf.errorbox.warning.heading=Warning!
+pdf.errorbox.success.heading=Success!
+pdf.errorbox.success.message=Your PDF documents were verified and no errors were found.
+pdf.errorbox.button.info=Learn More
+pdf.errorbox.button.download=Download
+pdf.errorbox.conformity.level=Conformity level
+pdf.errorbox.unknown.error=No further information!
diff --git a/mir-module/src/main/resources/xsl/metadata/mir-pdf-errorbox.xsl b/mir-module/src/main/resources/xsl/metadata/mir-pdf-errorbox.xsl
new file mode 100644
index 0000000000..9be4862b8f
--- /dev/null
+++ b/mir-module/src/main/resources/xsl/metadata/mir-pdf-errorbox.xsl
@@ -0,0 +1,182 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<xsl:stylesheet xmlns:xsl="http://www.w3.org/1999/XSL/Transform"
+                xmlns:i18n="xalan://org.mycore.services.i18n.MCRTranslation"
+                xmlns:xlink="http://www.w3.org/1999/xlink"
+                xmlns:mcrxsl="xalan://org.mycore.common.xml.MCRXMLFunctions"
+                xmlns:xalan="http://xml.apache.org/xalan"
+                version="1.0" exclude-result-prefixes="i18n mcrxsl">
+
+
+    <xsl:param name="WebApplicationBaseURL"/>
+    <xsl:param name="ServletsBaseURL" />
+    <xsl:param name="HttpSession"/>
+    <xsl:template match="mycoreobject" mode="displayPdfError">
+
+
+        <xsl:variable name="errorMessages">
+            <xsl:apply-templates
+                    select="structure/derobjects/derobject"/>
+        </xsl:variable>
+
+
+
+
+        <xsl:choose>
+            <xsl:when test="contains($errorMessages,'Clause')">
+                <div class="container pdf-validation mb-3 px-0" id="accordion">
+                    <div class="card-header bg-danger text-white">
+                        <div class="list-group list-group-root well p-3">
+                            <p class="h5">
+                                <xsl:value-of select="i18n:translate('pdf.errorbox.warning.heading')"/>
+                            </p>
+                            <p>
+                                <xsl:value-of select="i18n:translate('pdf.errorbox.warning.message')"/>
+                            </p>
+                        </div>
+                    </div>
+                    <div class="card-body border-left border-right border-bottom">
+                        <xsl:copy-of select="$errorMessages"/>
+                    </div>
+                </div>
+            </xsl:when>
+            <xsl:when test="string-length(normalize-space($errorMessages)) > 0 and not(contains($errorMessages,'Clause'))">
+                <div class="card-header bg-success text-white mb-3">
+                    <div class="list-group list-group-root well p-3">
+                        <p class="h5">
+                            <xsl:value-of select="i18n:translate('pdf.errorbox.success.heading')"/>
+                        </p>
+                        <p>
+                            <xsl:value-of select="i18n:translate('pdf.errorbox.success.message')"/>
+                        </p>
+                    </div>
+                </div>
+            </xsl:when>
+        </xsl:choose>
+    </xsl:template>
+
+
+    <xsl:template match="structure/derobjects/derobject">
+        <xsl:variable name="derivateID" select="@xlink:href"/>
+        <xsl:variable name="result" select="document(concat('pdfAValidator:', $derivateID))"/>
+        <xsl:if test="not(normalize-space($result))">
+            <xsl:apply-templates select="$result/derivate/file"/>
+        </xsl:if>
+        <xsl:variable name="derivbase" select="concat($ServletsBaseURL,'MCRFileNodeServlet/',$result/derivate/@id,'/')" />
+        <xsl:variable name="derivdir" select="concat($derivbase,$HttpSession)" />
+    </xsl:template>
+
+
+    <xsl:template match="file">
+        <xsl:variable name="derivate" select="../@id"/>
+
+
+        <xsl:variable name="name">
+            <xsl:call-template name="getFilename">
+                <xsl:with-param name="filePath" select="@name"/>
+            </xsl:call-template>
+        </xsl:variable>
+        <xsl:variable name="badgecolor">
+            <xsl:choose>
+                <xsl:when test="failed">danger</xsl:when>
+                <xsl:otherwise>success</xsl:otherwise>
+            </xsl:choose>
+        </xsl:variable>
+        <xsl:variable name="uniqueFileId" select="generate-id(.)"/>
+        <div id="{$derivate}{$uniqueFileId}" class="font-weight-bold d-flex list-group list-group-root">
+            <a onclick="$('#{$derivate}{$uniqueFileId}cbButton').toggleClass('fa-chevron-right fa-chevron-down');"
+               data-toggle="collapse" href="#collapse{$derivate}{$uniqueFileId}"
+               class="text-left  d-flex  flex-md-row flex-grow-1 list-group-item align-items-center">
+                <i id="{$derivate}{$uniqueFileId}cbButton" class="fa fa-chevron-right ml-auto mr-1"/>
+                <span class="flex-grow-1 font-weight-bold text-break">
+                    <xsl:value-of select="$name"/>
+                </span>
+                <span class="badge badge-{$badgecolor} badge-pill align-self-center">
+                    <xsl:value-of select="count(failed)"/>
+                </span>
+            </a>
+        </div>
+        <ul class="list-group collapse" id="collapse{$derivate}{$uniqueFileId}">
+            <li class="list-group-item d-flex flex-column flex-xl-row flex-grow-2 text-break">
+                <p class="flex-grow-1 col-lg-8 align-items-center">
+                    <span class="text-muted pdf-term">
+                        <xsl:value-of select="concat(i18n:translate('pdf.errorbox.conformity.level'),': ')"/>
+                    </span>
+                    <span class="pdf-value">
+                        <xsl:value-of select="concat('PDF/A-',@flavour)"/>
+                    </span>
+                </p>
+                <xsl:variable name="downloadLink">
+                    <xsl:value-of select="concat($ServletsBaseURL,'MCRFileNodeServlet/',$derivate,'/',mcrxsl:encodeURIPath(@name))"/>
+                </xsl:variable>
+
+
+                <a class="btn  btn-primary col" href="{$downloadLink}" target="_blank">
+                    <xsl:value-of select="concat(i18n:translate('pdf.errorbox.button.download'),' ')"/>
+                    <i class="fas fa-download"/>
+                </a>
+            </li>
+            <xsl:apply-templates select="failed"/>
+        </ul>
+    </xsl:template>
+
+
+    <xsl:template match="failed">
+        <li class="list-group-item d-flex flex-column flex-xl-row flex-grow-1 text-break">
+            <p class="flex-grow col-lg-8 col-md-9 align-self-center">
+                <span class="text-muted pdf-term">
+                    Specification:
+                </span>
+                <span class="pdf-value">
+                    <xsl:value-of select="concat(' ', @specification, ' ')"/>
+                </span>
+                <span class="text-muted pdf-term">
+                    Clause:
+                </span>
+                <span class="pdf-value">
+                    <xsl:value-of select="concat(' ', @clause, ' ')"/>
+                </span>
+                <span class="text-muted pdf-term">
+                    Test:
+                </span>
+                <span class="pdf-value">
+                    <xsl:value-of select="concat(' ', @testNumber, ' ')"/>
+                </span>
+            </p>
+            <xsl:choose>
+                <xsl:when test="not(@link)">
+                    <a class="btn btn-info col" role="button" href="{@Link}" target="_blank">
+                        <xsl:value-of select="concat(i18n:translate('pdf.errorbox.button.info'),' ')"/>
+                        <i class="fas fa-external-link-alt"/>
+                    </a>
+                </xsl:when>
+                <xsl:otherwise>
+                    <div class="text-center alert alert-danger col" role="alert">
+                        <xsl:value-of select="i18n:translate('pdf.errorbox.unknown.error')"/>
+                    </div>
+                </xsl:otherwise>
+            </xsl:choose>
+        </li>
+    </xsl:template>
+
+
+    <xsl:template name="getFilename">
+        <xsl:param name="filePath" />
+        <xsl:variable name="rest-of" select="substring-after($filePath, '/')" />
+        <xsl:choose>
+            <xsl:when test="contains($rest-of, '/')">
+                <xsl:call-template name="getFilename">
+                    <xsl:with-param name="filePath" select="$rest-of" />
+                </xsl:call-template>
+            </xsl:when>
+            <xsl:otherwise>
+                <xsl:if test="normalize-space($rest-of)">
+                    <xsl:value-of select="$rest-of" />
+                </xsl:if>
+                <xsl:if test="not(normalize-space($rest-of))">
+                    <xsl:value-of select="$filePath" />
+                </xsl:if>
+            </xsl:otherwise>
+        </xsl:choose>
+    </xsl:template>
+
+</xsl:stylesheet>
diff --git a/mir-module/src/main/resources/xsl/metadata/mir-workflow.xsl b/mir-module/src/main/resources/xsl/metadata/mir-workflow.xsl
index 843114786e..39aead7430 100644
--- a/mir-module/src/main/resources/xsl/metadata/mir-workflow.xsl
+++ b/mir-module/src/main/resources/xsl/metadata/mir-workflow.xsl
@@ -7,7 +7,7 @@
 
   <xsl:import href="xslImport:modsmeta:metadata/mir-workflow.xsl"/>
   <xsl:import href="xslImport:mirworkflow:metadata/mir-workflow.xsl"/>
-
+  <xsl:import href="mir-pdf-errorbox.xsl"/>
   <xsl:param name="layout" select="'$'"/>
   <xsl:param name="MIR.Workflow.Box" select="'false'"/>
   <xsl:param name="MIR.Workflow.ReviewDerivateRequired" select="'true'"/>
@@ -127,6 +127,7 @@
         Dokument submitted
       </xsl:message>
     </xsl:if>
+     <xsl:apply-templates select="." mode="displayPdfError"/>
   </xsl:template>
 
   <xsl:template match="mycoreobject" mode="creatorReview" priority="10">