diff --git a/typo3/sysext/backend/Classes/Form/Container/FlexFormSectionContainer.php b/typo3/sysext/backend/Classes/Form/Container/FlexFormSectionContainer.php
index 49fd15d3521133a9c5abc7da1d46372a14409de8..bd215a36263ba1eb199dd393ccc3e2dbc772901b 100644
--- a/typo3/sysext/backend/Classes/Form/Container/FlexFormSectionContainer.php
+++ b/typo3/sysext/backend/Classes/Form/Container/FlexFormSectionContainer.php
@@ -71,8 +71,8 @@ class FlexFormSectionContainer extends AbstractContainer
             $resultArray = $this->mergeChildReturnIntoExistingResult($resultArray, $flexFormContainerContainerResult);
         }
 
-        $containerId = sprintf('flexform-section-container-%s-%s-%s', $flexFormSheetName, $this->data['fieldName'], $flexFormFieldName);
-        $sectionContainerId = sprintf('flexform-section-%s-%s-%s', $flexFormSheetName, $this->data['fieldName'], $flexFormFieldName);
+        $containerId = sprintf('flexform-section-container-%s-%s-%s-%s', $flexFormSheetName, $this->data['fieldName'], $flexFormFieldName, md5($this->data['elementBaseName']));
+        $sectionContainerId = sprintf('flexform-section-%s-%s-%s-%s', $flexFormSheetName, $this->data['fieldName'], $flexFormFieldName, md5($this->data['elementBaseName']));
         $hashedSectionContainerId = 'section-' . md5($sectionContainerId);
 
         // "New container" handling: Creates buttons for each possible container with all relevant information for the ajax call.
diff --git a/typo3/sysext/styleguide/Configuration/FlexForms/SimpleSection.xml b/typo3/sysext/styleguide/Configuration/FlexForms/SimpleSection.xml
new file mode 100644
index 0000000000000000000000000000000000000000..140c186265522439dffac9cabdd0aef60a2f5fcf
--- /dev/null
+++ b/typo3/sysext/styleguide/Configuration/FlexForms/SimpleSection.xml
@@ -0,0 +1,29 @@
+<T3DataStructure>
+    <sheets>
+        <sDEF>
+            <ROOT>
+                <type>array</type>
+                <el>
+                    <answers>
+                        <type>array</type>
+                        <section>1</section>
+                        <el>
+                            <answer>
+                                <type>array</type>
+                                <title>Answer</title>
+                                <el>
+                                    <text>
+                                        <label>Text</label>
+                                        <config>
+                                            <type>input</type>
+                                        </config>
+                                    </text>
+                                </el>
+                            </answer>
+                        </el>
+                    </answers>
+                </el>
+            </ROOT>
+        </sDEF>
+    </sheets>
+</T3DataStructure>