diff --git a/mathmodenjoyer.jmx b/mathmodenjoyer.jmx
index 06a7c37..2772813 100644
--- a/mathmodenjoyer.jmx
+++ b/mathmodenjoyer.jmx
@@ -1364,7 +1364,7 @@
           <boolProp name="TransactionController.includeTimers">false</boolProp>
         </TransactionController>
         <hashTree>
-          <GenericController guiclass="LogicControllerGui" testclass="GenericController" testname="SC_UC02_Создание_Пользователя" enabled="true"/>
+          <GenericController guiclass="LogicControllerGui" testclass="GenericController" testname="SC_UC02_Создание_Пользователя"/>
           <hashTree>
             <ModuleController guiclass="ModuleControllerGui" testclass="ModuleController" testname="MC_UC01_Авторизация_Админа" enabled="true">
               <collectionProp name="ModuleController.node_path">
@@ -1727,59 +1727,10 @@ vars.put(&quot;password_user&quot;, password)</stringProp>
                 <stringProp name="filename"></stringProp>
               </ResultCollector>
               <hashTree/>
-            </hashTree>
-            <HTTPSamplerProxy guiclass="HttpTestSampleGui" testclass="HTTPSamplerProxy" testname="&lt;_/admin/auth/user/" enabled="true">
-              <stringProp name="HTTPSampler.domain">${HOSTNAME}</stringProp>
-              <stringProp name="HTTPSampler.port">${PORT}</stringProp>
-              <stringProp name="HTTPSampler.protocol">${PROTOCOL}</stringProp>
-              <stringProp name="HTTPSampler.contentEncoding">utf-8</stringProp>
-              <stringProp name="HTTPSampler.path">/admin/auth/user/</stringProp>
-              <boolProp name="HTTPSampler.follow_redirects">true</boolProp>
-              <stringProp name="HTTPSampler.method">GET</stringProp>
-              <boolProp name="HTTPSampler.use_keepalive">true</boolProp>
-              <boolProp name="HTTPSampler.postBodyRaw">false</boolProp>
-              <elementProp name="HTTPsampler.Arguments" elementType="Arguments" guiclass="HTTPArgumentsPanel" testclass="Arguments" testname="User Defined Variables">
-                <collectionProp name="Arguments.arguments"/>
-              </elementProp>
-            </HTTPSamplerProxy>
-            <hashTree>
-              <HeaderManager guiclass="HeaderPanel" testclass="HeaderManager" testname="HTTP Header Manager" enabled="true">
-                <collectionProp name="HeaderManager.headers">
-                  <elementProp name="Referer" elementType="Header">
-                    <stringProp name="Header.name">Referer</stringProp>
-                    <stringProp name="Header.value">${PROTOCOL}://${HOSTNAME}:${PORT}/${login_${login_admin}}/auth/user/7/change/</stringProp>
-                  </elementProp>
-                  <elementProp name="Accept-Language" elementType="Header">
-                    <stringProp name="Header.name">Accept-Language</stringProp>
-                    <stringProp name="Header.value">ru,en;q=0.9,en-GB;q=0.8,en-US;q=0.7</stringProp>
-                  </elementProp>
-                  <elementProp name="Upgrade-Insecure-Requests" elementType="Header">
-                    <stringProp name="Header.name">Upgrade-Insecure-Requests</stringProp>
-                    <stringProp name="Header.value">1</stringProp>
-                  </elementProp>
-                  <elementProp name="Cache-Control" elementType="Header">
-                    <stringProp name="Header.name">Cache-Control</stringProp>
-                    <stringProp name="Header.value">max-age=0</stringProp>
-                  </elementProp>
-                  <elementProp name="Accept-Encoding" elementType="Header">
-                    <stringProp name="Header.name">Accept-Encoding</stringProp>
-                    <stringProp name="Header.value">gzip, deflate</stringProp>
-                  </elementProp>
-                  <elementProp name="User-Agent" elementType="Header">
-                    <stringProp name="Header.name">User-Agent</stringProp>
-                    <stringProp name="Header.value">Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/138.0.0.0 Safari/537.36 Edg/138.0.0.0</stringProp>
-                  </elementProp>
-                  <elementProp name="Accept" elementType="Header">
-                    <stringProp name="Header.name">Accept</stringProp>
-                    <stringProp name="Header.value">text/html,application/xhtml+xml,application/xml;q=0.9,image/avif,image/webp,image/apng,*/*;q=0.8,application/signed-exchange;v=b3;q=0.7</stringProp>
-                  </elementProp>
-                </collectionProp>
-              </HeaderManager>
-              <hashTree/>
-              <RegexExtractor guiclass="RegexExtractorGui" testclass="RegexExtractor" testname="user_num&lt;&lt;&lt;REE" enabled="true">
+              <RegexExtractor guiclass="RegexExtractorGui" testclass="RegexExtractor" testname="user_num&lt;&lt;&lt;REE">
                 <stringProp name="RegexExtractor.useHeaders">false</stringProp>
                 <stringProp name="RegexExtractor.refname">user_num</stringProp>
-                <stringProp name="RegexExtractor.regex">&lt;a href=&quot;/admin/auth/user/(\d+)/change/&quot;&gt;${login_user}&lt;/a&gt;</stringProp>
+                <stringProp name="RegexExtractor.regex">/admin/auth/user/(\d+)/</stringProp>
                 <stringProp name="RegexExtractor.template">$1$</stringProp>
                 <stringProp name="RegexExtractor.default">user_num ERROR</stringProp>
                 <boolProp name="RegexExtractor.default_empty_value">false</boolProp>
@@ -1787,7 +1738,7 @@ vars.put(&quot;password_user&quot;, password)</stringProp>
               </RegexExtractor>
               <hashTree/>
             </hashTree>
-            <HTTPSamplerProxy guiclass="HttpTestSampleGui" testclass="HTTPSamplerProxy" testname="&gt;_/admin/auth/user/__user_num__/change/" enabled="true">
+            <HTTPSamplerProxy guiclass="HttpTestSampleGui" testclass="HTTPSamplerProxy" testname="&gt;_/admin/auth/user/__user_num__/change/">
               <stringProp name="TestPlan.comments">Detected the start of a redirect chain</stringProp>
               <stringProp name="HTTPSampler.domain">${HOSTNAME}</stringProp>
               <stringProp name="HTTPSampler.port">${PORT}</stringProp>
@@ -2057,7 +2008,7 @@ vars.put(&quot;password_user&quot;, password)</stringProp>
           <boolProp name="TransactionController.includeTimers">false</boolProp>
         </TransactionController>
         <hashTree>
-          <GenericController guiclass="LogicControllerGui" testclass="GenericController" testname="SC_UC02a_Создание_Пользователя" enabled="true"/>
+          <GenericController guiclass="LogicControllerGui" testclass="GenericController" testname="SC_UC02a_Создание_Пользователя"/>
           <hashTree>
             <ModuleController guiclass="ModuleControllerGui" testclass="ModuleController" testname="MC_UC01_Авторизация_Админа" enabled="true">
               <collectionProp name="ModuleController.node_path">
@@ -2133,7 +2084,7 @@ vars.put(&quot;password_user&quot;, password)</stringProp>
               </RegexExtractor>
               <hashTree/>
             </hashTree>
-            <HTTPSamplerProxy guiclass="HttpTestSampleGui" testclass="HTTPSamplerProxy" testname="&gt;_/admin/auth/user/add/" enabled="true">
+            <HTTPSamplerProxy guiclass="HttpTestSampleGui" testclass="HTTPSamplerProxy" testname="&gt;_/admin/auth/user/add/">
               <stringProp name="HTTPSampler.domain">${HOSTNAME}</stringProp>
               <stringProp name="HTTPSampler.port">${PORT}</stringProp>
               <stringProp name="HTTPSampler.protocol">${PROTOCOL}</stringProp>
@@ -2184,6 +2135,18 @@ vars.put(&quot;password_user&quot;, password)</stringProp>
               </elementProp>
             </HTTPSamplerProxy>
             <hashTree>
+              <JSR223PreProcessor guiclass="TestBeanGUI" testclass="JSR223PreProcessor" testname="login_user+password_user&lt;&lt;&lt;JSR223">
+                <stringProp name="scriptLanguage">groovy</stringProp>
+                <stringProp name="parameters"></stringProp>
+                <stringProp name="filename"></stringProp>
+                <stringProp name="cacheKey">true</stringProp>
+                <stringProp name="script">def username = &quot;user_&quot; + org.apache.commons.lang3.RandomStringUtils.random(10, &apos;abcdefghijklmnopqrstuvwxyz&apos;)
+vars.put(&quot;login_user&quot;, username)
+
+def password = org.apache.commons.lang3.RandomStringUtils.random(10, &apos;abcdefghijklmnopqrstuvwxyz&apos;)
+vars.put(&quot;password_user&quot;, password)</stringProp>
+              </JSR223PreProcessor>
+              <hashTree/>
               <HeaderManager guiclass="HeaderPanel" testclass="HeaderManager" testname="HTTP Header Manager" enabled="true">
                 <collectionProp name="HeaderManager.headers">
                   <elementProp name="Referer" elementType="Header">
@@ -2272,59 +2235,10 @@ vars.put(&quot;password_user&quot;, password)</stringProp>
                 <stringProp name="filename"></stringProp>
               </ResultCollector>
               <hashTree/>
-            </hashTree>
-            <HTTPSamplerProxy guiclass="HttpTestSampleGui" testclass="HTTPSamplerProxy" testname="&lt;_/admin/auth/user/" enabled="true">
-              <stringProp name="HTTPSampler.domain">${HOSTNAME}</stringProp>
-              <stringProp name="HTTPSampler.port">${PORT}</stringProp>
-              <stringProp name="HTTPSampler.protocol">${PROTOCOL}</stringProp>
-              <stringProp name="HTTPSampler.contentEncoding">utf-8</stringProp>
-              <stringProp name="HTTPSampler.path">/admin/auth/user/</stringProp>
-              <boolProp name="HTTPSampler.follow_redirects">true</boolProp>
-              <stringProp name="HTTPSampler.method">GET</stringProp>
-              <boolProp name="HTTPSampler.use_keepalive">true</boolProp>
-              <boolProp name="HTTPSampler.postBodyRaw">false</boolProp>
-              <elementProp name="HTTPsampler.Arguments" elementType="Arguments" guiclass="HTTPArgumentsPanel" testclass="Arguments" testname="User Defined Variables">
-                <collectionProp name="Arguments.arguments"/>
-              </elementProp>
-            </HTTPSamplerProxy>
-            <hashTree>
-              <HeaderManager guiclass="HeaderPanel" testclass="HeaderManager" testname="HTTP Header Manager" enabled="true">
-                <collectionProp name="HeaderManager.headers">
-                  <elementProp name="Referer" elementType="Header">
-                    <stringProp name="Header.name">Referer</stringProp>
-                    <stringProp name="Header.value">${PROTOCOL}://${HOSTNAME}:${PORT}/${login_${login_admin}}/auth/user/7/change/</stringProp>
-                  </elementProp>
-                  <elementProp name="Accept-Language" elementType="Header">
-                    <stringProp name="Header.name">Accept-Language</stringProp>
-                    <stringProp name="Header.value">ru,en;q=0.9,en-GB;q=0.8,en-US;q=0.7</stringProp>
-                  </elementProp>
-                  <elementProp name="Upgrade-Insecure-Requests" elementType="Header">
-                    <stringProp name="Header.name">Upgrade-Insecure-Requests</stringProp>
-                    <stringProp name="Header.value">1</stringProp>
-                  </elementProp>
-                  <elementProp name="Cache-Control" elementType="Header">
-                    <stringProp name="Header.name">Cache-Control</stringProp>
-                    <stringProp name="Header.value">max-age=0</stringProp>
-                  </elementProp>
-                  <elementProp name="Accept-Encoding" elementType="Header">
-                    <stringProp name="Header.name">Accept-Encoding</stringProp>
-                    <stringProp name="Header.value">gzip, deflate</stringProp>
-                  </elementProp>
-                  <elementProp name="User-Agent" elementType="Header">
-                    <stringProp name="Header.name">User-Agent</stringProp>
-                    <stringProp name="Header.value">Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/138.0.0.0 Safari/537.36 Edg/138.0.0.0</stringProp>
-                  </elementProp>
-                  <elementProp name="Accept" elementType="Header">
-                    <stringProp name="Header.name">Accept</stringProp>
-                    <stringProp name="Header.value">text/html,application/xhtml+xml,application/xml;q=0.9,image/avif,image/webp,image/apng,*/*;q=0.8,application/signed-exchange;v=b3;q=0.7</stringProp>
-                  </elementProp>
-                </collectionProp>
-              </HeaderManager>
-              <hashTree/>
               <RegexExtractor guiclass="RegexExtractorGui" testclass="RegexExtractor" testname="user_num&lt;&lt;&lt;REE">
                 <stringProp name="RegexExtractor.useHeaders">false</stringProp>
                 <stringProp name="RegexExtractor.refname">user_num</stringProp>
-                <stringProp name="RegexExtractor.regex">&lt;a href=&quot;/admin/auth/user/(\d+)/change/&quot;&gt;${login_user}&lt;/a&gt;</stringProp>
+                <stringProp name="RegexExtractor.regex">/admin/auth/user/(\d+)/</stringProp>
                 <stringProp name="RegexExtractor.template">$1$</stringProp>
                 <stringProp name="RegexExtractor.default">user_num ERROR</stringProp>
                 <boolProp name="RegexExtractor.default_empty_value">false</boolProp>