diff --git a/CHANGELOG.md b/CHANGELOG.md
index c2e7c4e46dfc02627d48888f597543bfc6aab89f..75bdb4f9cf5c8d2950013a1eadfc74556e4bf56e 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -44,6 +44,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 * Tests for [caosdb-pylib#90](https://gitlab.com/caosdb/caosdb-pylib/-/issues/90): `Entity.get_parents_recursively()` did not work for unretrieved
   parents.
 * Test for [caosdb-server#192](https://gitlab.com/caosdb/caosdb-server/-/issues/192)
+* Test for miscellaneous *-too-long errors.
 
 ### Changed (for changes in existing functionality)
 
diff --git a/tests/test_error_stuff.py b/tests/test_error_stuff.py
index b43b53ee194a9ec8c598118861786d8e5fde77af..8da132409dff26875a39fda343fa1663d3dac33e 100644
--- a/tests/test_error_stuff.py
+++ b/tests/test_error_stuff.py
@@ -30,7 +30,7 @@ Created on 19.02.2015.
 @author: tf
 
 """
-import caosdb as h
+import linkahead as db
 from caosdb.exceptions import (AmbiguousEntityError,
                                EntityDoesNotExistError, EntityError,
                                EntityHasNoDatatypeError,
@@ -42,7 +42,7 @@ import pytest
 
 def setup_function(function):
     try:
-        h.execute_query("FIND ENTITY").delete()
+        db.execute_query("FIND ENTITY").delete()
     except BaseException:
         pass
 
@@ -54,7 +54,7 @@ def teardown_function(function):
 
 def test_retrieval_no_exception_raised():
     """Test whether retrieval fails but error is suppressed."""
-    p = h.Property(name="TestNon-ExsistentProperty").retrieve(
+    p = db.Property(name="TestNon-ExsistentProperty").retrieve(
         unique=True, raise_exception_on_error=False)
     assert not p.is_valid()
     assert (p.id is None or p.id < 0)
@@ -67,8 +67,8 @@ def test_retrieval_exception_raised():
     """
     propname = "TestNon-ExistentProperty"
     with pytest.raises(TransactionError) as te:
-        h.Property(name="TestNon-ExistentProperty").retrieve(unique=True,
-                                                             raise_exception_on_error=True)
+        db.Property(name="TestNon-ExistentProperty").retrieve(unique=True,
+                                                              raise_exception_on_error=True)
     assert len(te.value.errors) == 1
     ee = te.value.errors[0]
     # Check for type incl. inheritance
@@ -89,19 +89,19 @@ def test_ambiguous_retrieval():
     raised correctly if there are two possible candidates.
 
     """
-    h.RecordType(name="TestType").insert()
-    h.Record(name="TestRec").add_parent(name="TestType").insert()
+    db.RecordType(name="TestType").insert()
+    db.Record(name="TestRec").add_parent(name="TestType").insert()
     # Insert twice, so unique=False
-    h.Record(name="TestRec").add_parent(name="TestType").insert(unique=False)
+    db.Record(name="TestRec").add_parent(name="TestType").insert(unique=False)
     with pytest.raises(TransactionError) as te:
-        h.Record(name="TestRec").retrieve()
+        db.Record(name="TestRec").retrieve()
     assert te.value.has_error(AmbiguousEntityError)
     assert te.value.errors[0].entity.name == "TestRec"
 
 
 def test_insertion_no_exception_raised():
     """Test whether insertion fails but no error is raised."""
-    p = h.Property(name="TestNoTypeProperty").insert(
+    p = db.Property(name="TestNoTypeProperty").insert(
         raise_exception_on_error=False)
     assert not p.is_valid()
     assert (p.id is None or p.id < 0)
@@ -109,7 +109,7 @@ def test_insertion_no_exception_raised():
 
 def test_insertion_exception_raised():
     """Test insertion of a property with missing datatype."""
-    p = h.Property(name="TestNoTypeProperty")
+    p = db.Property(name="TestNoTypeProperty")
     with pytest.raises(TransactionError) as te:
         p.insert(raise_exception_on_error=True)
     assert te.value.has_error(EntityHasNoDatatypeError)
@@ -117,7 +117,7 @@ def test_insertion_exception_raised():
 
 def test_insertion_with_invalid_parents():
     with pytest.raises(TransactionError) as te:
-        p = h.Property(
+        p = db.Property(
             name="TestNoTypeProperty",
             datatype="Text").add_parent(
             id=-1)
@@ -136,7 +136,7 @@ def test_insertion_with_invalid_parents():
 
 def test_insertion_with_invalid_properties():
     with pytest.raises(TransactionError) as te:
-        p = h.Property(
+        p = db.Property(
             name="TestNoTypeProperty",
             datatype="Text").add_property(
             id=-1)
@@ -157,11 +157,11 @@ def test_entity_does_not_exist():
     EntityDoesNotExistErrors.
 
     """
-    p1 = h.Property(name="TestNon-ExistentProperty1").retrieve(
+    p1 = db.Property(name="TestNon-ExistentProperty1").retrieve(
         raise_exception_on_error=False)
-    p2 = h.Property(name="TestNon-ExistentProperty2").retrieve(
+    p2 = db.Property(name="TestNon-ExistentProperty2").retrieve(
         raise_exception_on_error=False)
-    p3 = h.Property(name="TestNon-ExistentProperty3").retrieve(
+    p3 = db.Property(name="TestNon-ExistentProperty3").retrieve(
         raise_exception_on_error=False)
     # None of them should exist
     assert not p1.is_valid()
@@ -171,17 +171,17 @@ def test_entity_does_not_exist():
     assert not p3.is_valid()
     assert (p3.id is None or p3.id < 0)
 
-    pe = h.Property(name="TestExistentProperty", datatype="text").insert()
+    pe = db.Property(name="TestExistentProperty", datatype="text").insert()
 
-    c = h.Container().extend(
+    c = db.Container().extend(
         [
-            h.Property(
+            db.Property(
                 name="TestNon-ExistentProperty1"),
-            h.Property(
+            db.Property(
                 name="TestNon-ExistentProperty2"),
-            h.Property(
+            db.Property(
                 name="TestNon-ExistentProperty3"),
-            h.Property(
+            db.Property(
                 name="TestExistentProperty")])
 
     with pytest.raises(TransactionError) as te:
@@ -199,11 +199,11 @@ def test_insert_existent_entity():
     UniqueNamesError.
 
     """
-    p1 = h.Property(name="TestNon-ExistentProperty1").retrieve(
+    p1 = db.Property(name="TestNon-ExistentProperty1").retrieve(
         raise_exception_on_error=False)
-    p2 = h.Property(name="TestNon-ExistentProperty2").retrieve(
+    p2 = db.Property(name="TestNon-ExistentProperty2").retrieve(
         raise_exception_on_error=False)
-    p3 = h.Property(name="TestNon-ExistentProperty3").retrieve(
+    p3 = db.Property(name="TestNon-ExistentProperty3").retrieve(
         raise_exception_on_error=False)
     # None of them should exist
     assert not p1.is_valid()
@@ -213,21 +213,21 @@ def test_insert_existent_entity():
     assert not p3.is_valid()
     assert (p3.id is None or p3.id < 0)
 
-    pe = h.Property(name="TestExistentProperty", datatype="text").insert()
+    pe = db.Property(name="TestExistentProperty", datatype="text").insert()
     assert pe.is_valid()
 
-    c = h.Container().extend(
+    c = db.Container().extend(
         [
-            h.Property(
+            db.Property(
                 name="TestNon-ExistentProperty1",
                 datatype="text"),
-            h.Property(
+            db.Property(
                 name="TestNon-ExistentProperty2",
                 datatype="text"),
-            h.Property(
+            db.Property(
                 name="TestNon-ExistentProperty3",
                 datatype="text"),
-            h.Property(
+            db.Property(
                 name="TestExistentProperty",
                 datatype="text")])
 
@@ -243,31 +243,31 @@ def test_insert_existent_entity():
 
 
 def test_double_insertion():
-    c1 = h.Container()
+    c1 = db.Container()
 
     c1.append(
-        h.Property(
+        db.Property(
             name="TestSimpleTextProperty",
             description="simple text property (from test_error_stuff.py)",
             datatype='text'))
     c1.append(
-        h.Property(
+        db.Property(
             name="TestSimpleDoubleProperty",
             description="simple double property (from test_error_stuff.py)",
             datatype='double'))
     c1.append(
-        h.Property(
+        db.Property(
             name="TestSimpleIntegerProperty",
             description="simple integer property (from test_error_stuff.py)",
             datatype='integer'))
     c1.append(
-        h.Property(
+        db.Property(
             name="TestSimpleDatetimeProperty",
             description="simple datetime property (from test_error_stuff.py)",
             datatype='datetime'))
 
     c1.append(
-        h.RecordType(
+        db.RecordType(
             name="TestSimpleRecordType",
             description="simple recordType (from test_error_stuff.py)").add_property(
                 name='TestSimpleTextProperty').add_property(
@@ -277,30 +277,30 @@ def test_double_insertion():
 
     c1.insert()
 
-    c2 = h.Container()
+    c2 = db.Container()
     c2.append(
-        h.Property(
+        db.Property(
             name="TestSimpleTextProperty",
             description="simple text property (from test_error_stuff.py)",
             datatype='text'))
     c2.append(
-        h.Property(
+        db.Property(
             name="TestSimpleDoubleProperty",
             description="simple double property (from test_error_stuff.py)",
             datatype='double'))
     c2.append(
-        h.Property(
+        db.Property(
             name="TestSimpleIntegerProperty",
             description="simple integer property (from test_error_stuff.py)",
             datatype='integer'))
     c2.append(
-        h.Property(
+        db.Property(
             name="TestSimpleDatetimeProperty",
             description="simple datetime property (from test_error_stuff.py)",
             datatype='datetime'))
 
     c2.append(
-        h.RecordType(
+        db.RecordType(
             name="TestSimpleRecordType",
             description="simple recordType (from test_error_stuff.py)").add_property(
                 name='TestSimpleTextProperty').add_property(
@@ -322,7 +322,7 @@ def test_update_acl_errors():
     `Entity.update_acl`
 
     """
-    rec_ne = h.Record("TestRecordNonExisting")
+    rec_ne = db.Record("TestRecordNonExisting")
 
     with pytest.raises(TransactionError) as te:
 
@@ -331,12 +331,36 @@ def test_update_acl_errors():
     assert te.value.has_error(EntityDoesNotExistError)
     assert te.value.errors[0].entity.name == rec_ne.name
 
-    rt = h.RecordType(name="TestType").insert()
-    rec = h.Record(name="TestRecord").add_parent(rt).insert()
-    h.Record(name=rec.name).add_parent(rt).insert(unique=False)
+    rt = db.RecordType(name="TestType").insert()
+    rec = db.Record(name="TestRecord").add_parent(rt).insert()
+    db.Record(name=rec.name).add_parent(rt).insert(unique=False)
 
     with pytest.raises(TransactionError) as te:
 
-        h.Record(name=rec.name).update_acl()
+        db.Record(name=rec.name).update_acl()
 
     assert te.value.has_error(AmbiguousEntityError)
+
+
+def test_URI_too_long():
+    """Some tests for variours URI too long commands.
+
+    See for example https://gitlab.indiscale.com/caosdb/src/caosdb-pylib/-/issues/180
+
+    """
+
+    short = 100
+    uri_long = 819
+    header_long = 815
+
+    with pytest.raises(db.TransactionError) as err:
+        db.execute_query("0123456789" * short)
+    assert "Parsing" in err.msg
+
+    with pytest.raises(db.HTTPURITooLongError) as err:
+        db.execute_query("0123456789" * uri_long)
+    assert "414" in err.msg
+
+    with pytest.raises(db.HTTPURITooLongError) as err:
+        db.execute_query("0123456789" * header_long)
+    assert "431" in err.msg