diff --git a/src/loc/lcl/csy/diagnosticMessages/diagnosticMessages.generated.json.lcl b/src/loc/lcl/csy/diagnosticMessages/diagnosticMessages.generated.json.lcl
index c0bec23f692..57977c053a4 100644
--- a/src/loc/lcl/csy/diagnosticMessages/diagnosticMessages.generated.json.lcl
+++ b/src/loc/lcl/csy/diagnosticMessages/diagnosticMessages.generated.json.lcl
@@ -819,6 +819,15 @@
         </Str>
         <Disp Icon="Str" />
       </Item>
+      <Item ItemId=";A_return_statement_cannot_be_used_inside_a_class_static_block_18041" ItemType="0" PsrId="306" Leaf="true">
+        <Str Cat="Text">
+          <Val><![CDATA[A 'return' statement cannot be used inside a class static block.]]></Val>
+          <Tgt Cat="Text" Stat="Loc" Orig="New">
+            <Val><![CDATA[Příkaz return nejde použít uvnitř statického bloku třídy.]]></Val>
+          </Tgt>
+        </Str>
+        <Disp Icon="Str" />
+      </Item>
       <Item ItemId=";A_series_of_entries_which_re_map_imports_to_lookup_locations_relative_to_the_baseUrl_6167" ItemType="0" PsrId="306" Leaf="true">
         <Str Cat="Text">
           <Val><![CDATA[A series of entries which re-map imports to lookup locations relative to the 'baseUrl'.]]></Val>
@@ -2394,6 +2403,15 @@
         </Str>
         <Disp Icon="Str" />
       </Item>
+      <Item ItemId=";Await_expression_cannot_be_used_inside_a_class_static_block_18037" ItemType="0" PsrId="306" Leaf="true">
+        <Str Cat="Text">
+          <Val><![CDATA[Await expression cannot be used inside a class static block.]]></Val>
+          <Tgt Cat="Text" Stat="Loc" Orig="New">
+            <Val><![CDATA[Výraz Await nejde použít uvnitř statického bloku třídy.]]></Val>
+          </Tgt>
+        </Str>
+        <Disp Icon="Str" />
+      </Item>
       <Item ItemId=";BUILD_OPTIONS_6919" ItemType="0" PsrId="306" Leaf="true">
         <Str Cat="Text">
           <Val><![CDATA[BUILD OPTIONS]]></Val>
@@ -3252,6 +3270,15 @@
         </Str>
         <Disp Icon="Str" />
       </Item>
+      <Item ItemId=";Cannot_use_this_in_a_static_property_initializer_of_a_decorated_class_2816" ItemType="0" PsrId="306" Leaf="true">
+        <Str Cat="Text">
+          <Val><![CDATA[Cannot use 'this' in a static property initializer of a decorated class.]]></Val>
+          <Tgt Cat="Text" Stat="Loc" Orig="New">
+            <Val><![CDATA[Klíčové slovo „this“ nejde použít v inicializátoru statické vlastnosti dekorované třídy.]]></Val>
+          </Tgt>
+        </Str>
+        <Disp Icon="Str" />
+      </Item>
       <Item ItemId=";Cannot_write_file_0_because_it_will_overwrite_tsbuildinfo_file_generated_by_referenced_project_1_6377" ItemType="0" PsrId="306" Leaf="true">
         <Str Cat="Text">
           <Val><![CDATA[Cannot write file '{0}' because it will overwrite '.tsbuildinfo' file generated by referenced project '{1}']]></Val>
@@ -6537,6 +6564,15 @@
         </Str>
         <Disp Icon="Str" />
       </Item>
+      <Item ItemId=";For_await_loops_cannot_be_used_inside_a_class_static_block_18038" ItemType="0" PsrId="306" Leaf="true">
+        <Str Cat="Text">
+          <Val><![CDATA['For await' loops cannot be used inside a class static block.]]></Val>
+          <Tgt Cat="Text" Stat="Loc" Orig="New">
+            <Val><![CDATA[Smyčky „For await“ nejde použít uvnitř statického bloku třídy.]]></Val>
+          </Tgt>
+        </Str>
+        <Disp Icon="Str" />
+      </Item>
       <Item ItemId=";Found_0_errors_6217" ItemType="0" PsrId="306" Leaf="true">
         <Str Cat="Text">
           <Val><![CDATA[Found {0} errors.]]></Val>
@@ -7575,6 +7611,15 @@
         </Str>
         <Disp Icon="Str" />
       </Item>
+      <Item ItemId=";Invalid_use_of_0_It_cannot_be_used_inside_a_class_static_block_18039" ItemType="0" PsrId="306" Leaf="true">
+        <Str Cat="Text">
+          <Val><![CDATA[Invalid use of '{0}'. It cannot be used inside a class static block.]]></Val>
+          <Tgt Cat="Text" Stat="Loc" Orig="New">
+            <Val><![CDATA[Neplatné použití „{0}“. Nelze jej použít uvnitř statického bloku třídy.]]></Val>
+          </Tgt>
+        </Str>
+        <Disp Icon="Str" />
+      </Item>
       <Item ItemId=";Invalid_use_of_0_Modules_are_automatically_in_strict_mode_1215" ItemType="0" PsrId="306" Leaf="true">
         <Str Cat="Text">
           <Val><![CDATA[Invalid use of '{0}'. Modules are automatically in strict mode.]]></Val>
@@ -9999,6 +10044,15 @@
         </Str>
         <Disp Icon="Str" />
       </Item>
+      <Item ItemId=";Property_0_has_no_initializer_and_is_not_definitely_assigned_in_a_class_static_block_2817" ItemType="0" PsrId="306" Leaf="true">
+        <Str Cat="Text">
+          <Val><![CDATA[Property '{0}' has no initializer and is not definitely assigned in a class static block.]]></Val>
+          <Tgt Cat="Text" Stat="Loc" Orig="New">
+            <Val><![CDATA[Vlastnost „{0}“ nemá žádný inicializátor a není jednoznačně přiřazena ve statickém bloku třídy.]]></Val>
+          </Tgt>
+        </Str>
+        <Disp Icon="Str" />
+      </Item>
       <Item ItemId=";Property_0_has_no_initializer_and_is_not_definitely_assigned_in_the_constructor_2564" ItemType="0" PsrId="306" Leaf="true">
         <Str Cat="Text">
           <Val><![CDATA[Property '{0}' has no initializer and is not definitely assigned in the constructor.]]></Val>
diff --git a/src/loc/lcl/plk/diagnosticMessages/diagnosticMessages.generated.json.lcl b/src/loc/lcl/plk/diagnosticMessages/diagnosticMessages.generated.json.lcl
index 382400e55a2..9c2093cdcaa 100644
--- a/src/loc/lcl/plk/diagnosticMessages/diagnosticMessages.generated.json.lcl
+++ b/src/loc/lcl/plk/diagnosticMessages/diagnosticMessages.generated.json.lcl
@@ -800,6 +800,15 @@
         </Str>
         <Disp Icon="Str" />
       </Item>
+      <Item ItemId=";A_return_statement_cannot_be_used_inside_a_class_static_block_18041" ItemType="0" PsrId="306" Leaf="true">
+        <Str Cat="Text">
+          <Val><![CDATA[A 'return' statement cannot be used inside a class static block.]]></Val>
+          <Tgt Cat="Text" Stat="Loc" Orig="New">
+            <Val><![CDATA[Instrukcji „return” nie można użyć wewnątrz bloku statycznego klasy.]]></Val>
+          </Tgt>
+        </Str>
+        <Disp Icon="Str" />
+      </Item>
       <Item ItemId=";A_series_of_entries_which_re_map_imports_to_lookup_locations_relative_to_the_baseUrl_6167" ItemType="0" PsrId="306" Leaf="true">
         <Str Cat="Text">
           <Val><![CDATA[A series of entries which re-map imports to lookup locations relative to the 'baseUrl'.]]></Val>
@@ -2375,6 +2384,15 @@
         </Str>
         <Disp Icon="Str" />
       </Item>
+      <Item ItemId=";Await_expression_cannot_be_used_inside_a_class_static_block_18037" ItemType="0" PsrId="306" Leaf="true">
+        <Str Cat="Text">
+          <Val><![CDATA[Await expression cannot be used inside a class static block.]]></Val>
+          <Tgt Cat="Text" Stat="Loc" Orig="New">
+            <Val><![CDATA[Nie można użyć wyrażenia await wewnątrz bloku statycznego klasy.]]></Val>
+          </Tgt>
+        </Str>
+        <Disp Icon="Str" />
+      </Item>
       <Item ItemId=";BUILD_OPTIONS_6919" ItemType="0" PsrId="306" Leaf="true">
         <Str Cat="Text">
           <Val><![CDATA[BUILD OPTIONS]]></Val>
@@ -3233,6 +3251,15 @@
         </Str>
         <Disp Icon="Str" />
       </Item>
+      <Item ItemId=";Cannot_use_this_in_a_static_property_initializer_of_a_decorated_class_2816" ItemType="0" PsrId="306" Leaf="true">
+        <Str Cat="Text">
+          <Val><![CDATA[Cannot use 'this' in a static property initializer of a decorated class.]]></Val>
+          <Tgt Cat="Text" Stat="Loc" Orig="New">
+            <Val><![CDATA[Nie można użyć elementu "this" w statycznym inicjatorze właściwości dekorowanej klasy.]]></Val>
+          </Tgt>
+        </Str>
+        <Disp Icon="Str" />
+      </Item>
       <Item ItemId=";Cannot_write_file_0_because_it_will_overwrite_tsbuildinfo_file_generated_by_referenced_project_1_6377" ItemType="0" PsrId="306" Leaf="true">
         <Str Cat="Text">
           <Val><![CDATA[Cannot write file '{0}' because it will overwrite '.tsbuildinfo' file generated by referenced project '{1}']]></Val>
@@ -6518,6 +6545,15 @@
         </Str>
         <Disp Icon="Str" />
       </Item>
+      <Item ItemId=";For_await_loops_cannot_be_used_inside_a_class_static_block_18038" ItemType="0" PsrId="306" Leaf="true">
+        <Str Cat="Text">
+          <Val><![CDATA['For await' loops cannot be used inside a class static block.]]></Val>
+          <Tgt Cat="Text" Stat="Loc" Orig="New">
+            <Val><![CDATA[Pętli "For await" nie można używać wewnątrz bloku statycznego klasy.]]></Val>
+          </Tgt>
+        </Str>
+        <Disp Icon="Str" />
+      </Item>
       <Item ItemId=";Found_0_errors_6217" ItemType="0" PsrId="306" Leaf="true">
         <Str Cat="Text">
           <Val><![CDATA[Found {0} errors.]]></Val>
@@ -7556,6 +7592,15 @@
         </Str>
         <Disp Icon="Str" />
       </Item>
+      <Item ItemId=";Invalid_use_of_0_It_cannot_be_used_inside_a_class_static_block_18039" ItemType="0" PsrId="306" Leaf="true">
+        <Str Cat="Text">
+          <Val><![CDATA[Invalid use of '{0}'. It cannot be used inside a class static block.]]></Val>
+          <Tgt Cat="Text" Stat="Loc" Orig="New">
+            <Val><![CDATA[Nieprawidłowe użycie elementu "{0}". Nie można go użyć wewnątrz bloku statycznego klasy.]]></Val>
+          </Tgt>
+        </Str>
+        <Disp Icon="Str" />
+      </Item>
       <Item ItemId=";Invalid_use_of_0_Modules_are_automatically_in_strict_mode_1215" ItemType="0" PsrId="306" Leaf="true">
         <Str Cat="Text">
           <Val><![CDATA[Invalid use of '{0}'. Modules are automatically in strict mode.]]></Val>
@@ -9977,6 +10022,15 @@
         </Str>
         <Disp Icon="Str" />
       </Item>
+      <Item ItemId=";Property_0_has_no_initializer_and_is_not_definitely_assigned_in_a_class_static_block_2817" ItemType="0" PsrId="306" Leaf="true">
+        <Str Cat="Text">
+          <Val><![CDATA[Property '{0}' has no initializer and is not definitely assigned in a class static block.]]></Val>
+          <Tgt Cat="Text" Stat="Loc" Orig="New">
+            <Val><![CDATA[Właściwość "{0}" nie ma inicjatora i nie jest zdecydowanie przypisana w bloku statycznym klasy.]]></Val>
+          </Tgt>
+        </Str>
+        <Disp Icon="Str" />
+      </Item>
       <Item ItemId=";Property_0_has_no_initializer_and_is_not_definitely_assigned_in_the_constructor_2564" ItemType="0" PsrId="306" Leaf="true">
         <Str Cat="Text">
           <Val><![CDATA[Property '{0}' has no initializer and is not definitely assigned in the constructor.]]></Val>