diff --git a/src/main/java/io/tarantool/driver/exceptions/errors/TarantoolErrors.java b/src/main/java/io/tarantool/driver/exceptions/errors/TarantoolErrors.java
index 46c9e298c..07e82fc10 100644
--- a/src/main/java/io/tarantool/driver/exceptions/errors/TarantoolErrors.java
+++ b/src/main/java/io/tarantool/driver/exceptions/errors/TarantoolErrors.java
@@ -49,12 +49,9 @@ public static class TarantoolErrorsErrorFactory implements TarantoolErrorFactory
         private static final StringValue ERROR_MESSAGE = ValueFactory.newString("str");
         private static final StringValue STACKTRACE = ValueFactory.newString("stack");
         private static final Pattern NETWORK_ERROR_PATTERN = Pattern.compile(
-                ".*" +
-                "\"code\":" +
-                "[" + ErrorsCodes.NO_CONNECTION.getCode() + "|" + ErrorsCodes.TIMEOUT.getCode() + "]" +
-                ".*" +
-                "\"type\":\"" + CLIENT_ERROR + "\"" +
-                ".*", Pattern.DOTALL);
+                "\\B\"type\":\"" + CLIENT_ERROR + "\"\\B" +
+                        ".*\\B\"code\":" + "[" + ErrorsCodes.NO_CONNECTION.getCode()
+                        + "|" + ErrorsCodes.TIMEOUT.getCode() + "]\\B.*", Pattern.DOTALL);
 
         public TarantoolErrorsErrorFactory() {
         }
diff --git a/src/test/java/io/tarantool/driver/integration/TarantoolErrorsIT.java b/src/test/java/io/tarantool/driver/integration/TarantoolErrorsIT.java
index 89ebb77e9..38a11de8a 100644
--- a/src/test/java/io/tarantool/driver/integration/TarantoolErrorsIT.java
+++ b/src/test/java/io/tarantool/driver/integration/TarantoolErrorsIT.java
@@ -46,8 +46,8 @@ private ProxyTarantoolTupleClient setupClient() {
     private RetryingTarantoolTupleClient setupRetryingClient(int retries) {
         ProxyTarantoolTupleClient client = setupClient();
         return new RetryingTarantoolTupleClient(client,
-                        TarantoolRequestRetryPolicies
-                            .byNumberOfAttempts(retries).build());
+                TarantoolRequestRetryPolicies
+                        .byNumberOfAttempts(retries).build());
     }
 
     @Test
@@ -58,14 +58,13 @@ void testNetworkError_boxErrorUnpackNoConnection() {
             client.callForSingleResult("box_error_unpack_no_connection", HashMap.class).get();
             fail("Exception must be thrown after last retry attempt.");
         } catch (Throwable e) {
+            String message = e.getCause().getMessage();
+
             assertTrue(e.getCause() instanceof TarantoolInternalNetworkException);
-            assertTrue(e.getCause().getMessage().contains(
-                "code: 77\n" +
-                "message: Connection is not established\n" +
-                "base_type: ClientError\n" +
-                "type: ClientError\n" +
-                "trace:")
-            );
+            assertTrue(message.contains("code: 77"));
+            assertTrue(message.contains("message: Connection is not established"));
+            assertTrue(message.contains("type: ClientError"));
+            assertTrue(message.contains("trace:"));
         }
     }
 
@@ -80,14 +79,13 @@ void testNetworkError_boxErrorUnpackTimeout() {
                     String.class).get();
             fail("Exception must be thrown after last retry attempt.");
         } catch (Throwable e) {
+            String message = e.getCause().getMessage();
+
             assertTrue(e.getCause() instanceof TarantoolInternalNetworkException);
-            assertTrue(e.getCause().getMessage().contains(
-                "code: 78\n" +
-                "message: Timeout exceeded\n" +
-                "base_type: ClientError\n" +
-                "type: ClientError\n" +
-                "trace:")
-            );
+            assertTrue(message.contains("code: 78"));
+            assertTrue(message.contains("message: Timeout exceeded"));
+            assertTrue(message.contains("type: ClientError"));
+            assertTrue(message.contains("trace:"));
         }
     }
 
@@ -102,12 +100,11 @@ void testNetworkError_boxErrorTimeout() {
                     String.class).get();
             fail("Exception must be thrown after last retry attempt.");
         } catch (Throwable e) {
+            String message = e.getCause().getMessage();
+
             assertTrue(e.getCause() instanceof TarantoolInternalNetworkException);
-            assertTrue(e.getCause().getMessage().contains(
-                     "InnerErrorMessage:\n" +
-                     "code: 78\n" +
-                     "message: Timeout exceeded")
-            );
+            assertTrue(message.contains("code: 78"));
+            assertTrue(message.contains("message: Timeout exceeded"));
         }
     }
 
@@ -119,13 +116,13 @@ void testNetworkError_crudErrorTimeout() {
             client.callForSingleResult("crud_error_timeout", HashMap.class).get();
             fail("Exception must be thrown after last retry attempt.");
         } catch (Throwable e) {
+            String message = e.getCause().getMessage();
+
             assertTrue(e.getCause() instanceof TarantoolInternalNetworkException);
-            assertTrue(e.getCause().getMessage().contains(
-                    "Function returned an error: {\"code\":78," +
-                            "\"base_type\":\"ClientError\"," +
-                            "\"type\":\"ClientError\"," +
-                            "\"message\":\"Timeout exceeded\","
-            ));
+            assertTrue(message.contains("\"code\":78"));
+            assertTrue(message.contains("\"type\":\"ClientError\""));
+            assertTrue(message.contains("\"message\":\"Timeout exceeded\""));
+            assertTrue(message.contains("\"trace\":"));
         }
     }
 
@@ -137,33 +134,32 @@ void testNonNetworkError_boxErrorUnpack() {
             client.callForSingleResult("box_error_non_network_error", HashMap.class).get();
             fail("Exception must be thrown after last retry attempt.");
         } catch (Throwable e) {
+            String message = e.getCause().getMessage();
+
             assertTrue(e.getCause() instanceof TarantoolInternalException);
             assertFalse(e.getCause() instanceof TarantoolInternalNetworkException);
-            assertTrue(e.getCause().getMessage().contains(
-                "code: 40\n" +
-                "message: Failed to write to disk\n" +
-                "base_type: ClientError\n" +
-                "type: ClientError\n" +
-                "trace:")
-            );
+            assertTrue(message.contains("code: 40"));
+            assertTrue(message.contains("message: Failed to write to disk"));
+            assertTrue(message.contains("type: ClientError"));
+            assertTrue(message.contains("trace:"));
         }
     }
 
-        @Test
-        void testNonNetworkError_boxError() {
-            try {
-                ProxyTarantoolTupleClient client = setupClient();
-
-                client.callForSingleResult("raising_error", HashMap.class).get();
-                fail("Exception must be thrown after last retry attempt.");
-            } catch (Throwable e) {
-                assertTrue(e.getCause() instanceof TarantoolInternalException);
-                assertFalse(e.getCause() instanceof TarantoolInternalNetworkException);
-                assertTrue(e.getCause().getMessage().contains(
-                        "InnerErrorMessage:\n" +
-                        "code: 32\n" +
-                        "message:")
-                );
-            }
+    @Test
+    void testNonNetworkError_boxError() {
+        try {
+            ProxyTarantoolTupleClient client = setupClient();
+
+            client.callForSingleResult("raising_error", HashMap.class).get();
+            fail("Exception must be thrown after last retry attempt.");
+        } catch (Throwable e) {
+            String message = e.getCause().getMessage();
+
+            assertTrue(e.getCause() instanceof TarantoolInternalException);
+            assertFalse(e.getCause() instanceof TarantoolInternalNetworkException);
+            assertTrue(message.contains("InnerErrorMessage:"));
+            assertTrue(message.contains("code: 32"));
+            assertTrue(message.contains("message:"));
         }
+    }
 }
diff --git a/src/test/resources/cartridge/app/roles/api_router.lua b/src/test/resources/cartridge/app/roles/api_router.lua
index c83eb1b3f..f4a5059b5 100644
--- a/src/test/resources/cartridge/app/roles/api_router.lua
+++ b/src/test/resources/cartridge/app/roles/api_router.lua
@@ -1,6 +1,7 @@
 local vshard = require('vshard')
 local cartridge_rpc = require('cartridge.rpc')
 local fiber = require('fiber')
+local crud = require('crud')
 local log = require('log')
 
 local function get_schema()
@@ -113,7 +114,7 @@ local function box_error_non_network_error()
 end
 
 local function crud_error_timeout()
-    return crud.get("test_space", ('x'):rep(2^27))
+    return crud.select('test_space', { { '=', 'field1', ('x'):rep(2 ^ 27) } }, { timeout = 0.000001 })
 end
 
 local function init(opts)