diff --git a/lib/core/settings.py b/lib/core/settings.py
index a4e695c0d..bd84e7852 100755
--- a/lib/core/settings.py
+++ b/lib/core/settings.py
@@ -19,7 +19,7 @@ from lib.core.enums import DBMS_DIRECTORY_NAME
 from lib.core.enums import OS
 
 # sqlmap version (<major>.<minor>.<month>.<monthly commit>)
-VERSION = "1.1.7.8"
+VERSION = "1.1.7.9"
 TYPE = "dev" if VERSION.count('.') > 2 and VERSION.split('.')[-1] != '0' else "stable"
 TYPE_COLORS = {"dev": 33, "stable": 90, "pip": 34}
 VERSION_STRING = "sqlmap/%s#%s" % ('.'.join(VERSION.split('.')[:-1]) if VERSION.count('.') > 2 and VERSION.split('.')[-1] == '0' else VERSION, TYPE)
diff --git a/lib/core/target.py b/lib/core/target.py
index 43cbabbf9..1a2d0421b 100644
--- a/lib/core/target.py
+++ b/lib/core/target.py
@@ -20,6 +20,7 @@ from lib.core.common import getSafeExString
 from lib.core.common import getUnicode
 from lib.core.common import hashDBRetrieve
 from lib.core.common import intersect
+from lib.core.common import isNumPosStrValue
 from lib.core.common import normalizeUnicode
 from lib.core.common import openFile
 from lib.core.common import paramToDict
@@ -436,7 +437,7 @@ def _resumeHashDBValues():
     kb.xpCmdshellAvailable = hashDBRetrieve(HASHDB_KEYS.KB_XP_CMDSHELL_AVAILABLE) or kb.xpCmdshellAvailable
 
     kb.errorChunkLength = hashDBRetrieve(HASHDB_KEYS.KB_ERROR_CHUNK_LENGTH)
-    if kb.errorChunkLength and kb.errorChunkLength.isdigit():
+    if isNumPosStrValue(kb.errorChunkLength):
         kb.errorChunkLength = int(kb.errorChunkLength)
     else:
         kb.errorChunkLength = None
diff --git a/lib/utils/api.py b/lib/utils/api.py
index 9c41412c8..829c2fff3 100644
--- a/lib/utils/api.py
+++ b/lib/utils/api.py
@@ -736,7 +736,7 @@ def client(host=RESTAPI_DEFAULT_ADDRESS, port=RESTAPI_DEFAULT_PORT):
             if not res["success"]:
                 logger.error("Failed to execute command %s" % command)
             dataToStdout("%s\n" % raw)
-        
+
         elif command.startswith("option"):
             if not taskid:
                 logger.error("No task ID in use")
diff --git a/lib/utils/crawler.py b/lib/utils/crawler.py
index 27fc8fbdb..747aaf1e6 100644
--- a/lib/utils/crawler.py
+++ b/lib/utils/crawler.py
@@ -112,10 +112,10 @@ def crawl(target):
                                         threadData.shared.deeper.add(url)
                                         if re.search(r"(.*?)\?(.+)", url):
                                             threadData.shared.value.add(url)
-                    except ValueError:          # for non-valid links
-                        pass
                     except UnicodeEncodeError:  # for non-HTML files
                         pass
+                    except ValueError:          # for non-valid links
+                        pass
                     finally:
                         if conf.forms:
                             findPageForms(content, current, False, True)
diff --git a/tamper/space2mysqlblank.py b/tamper/space2mysqlblank.py
index caddab148..e7f96b0fb 100644
--- a/tamper/space2mysqlblank.py
+++ b/tamper/space2mysqlblank.py
@@ -33,7 +33,7 @@ def tamper(payload, **kwargs):
 
     >>> random.seed(0)
     >>> tamper('SELECT id FROM users')
-    'SELECT%0Bid%0DFROM%0Cusers'
+    'SELECT%A0id%0BFROM%0Cusers'
     """
 
     # ASCII table:
diff --git a/txt/checksum.md5 b/txt/checksum.md5
index b8fb20812..66d2fda94 100644
--- a/txt/checksum.md5
+++ b/txt/checksum.md5
@@ -46,10 +46,10 @@ b9ff4e622c416116bee6024c0f050349  lib/core/enums.py
 d8e9250f3775119df07e9070eddccd16  lib/core/replication.py
 785f86e3f963fa3798f84286a4e83ff2  lib/core/revision.py
 40c80b28b3a5819b737a5a17d4565ae9  lib/core/session.py
-e65c91771c87c114238f281e198f802c  lib/core/settings.py
+3f23a17e519b6334d343e57e0018efd1  lib/core/settings.py
 d91291997d2bd2f6028aaf371bf1d3b6  lib/core/shell.py
 2ad85c130cc5f2b3701ea85c2f6bbf20  lib/core/subprocessng.py
-baa3f47efa6701076d026e43a6874a51  lib/core/target.py
+4416fdcab26b286a5a3a88e75aa60044  lib/core/target.py
 8970b88627902239d695280b1160e16c  lib/core/testing.py
 b8306192d980abdc8d669c024511e9a1  lib/core/threads.py
 ad74fc58fc7214802fd27067bce18dd2  lib/core/unescaper.py
@@ -98,9 +98,9 @@ d3da4c7ceaf57c4687a052d58722f6bb  lib/techniques/dns/use.py
 310efc965c862cfbd7b0da5150a5ad36  lib/techniques/union/__init__.py
 d71e48e6fd08f75cc612bf8b260994ce  lib/techniques/union/test.py
 db3090ff9a740ba096ba676fcf44ebfc  lib/techniques/union/use.py
-a73c3ddd0de359507a8ad59b363aa963  lib/utils/api.py
+9e903297f6d6bb11660af5c7b109ccab  lib/utils/api.py
 7d10ba0851da8ee9cd3c140dcd18798e  lib/utils/brute.py
-ed70f1ca9113664043ec9e6778e48078  lib/utils/crawler.py
+c08d2487a53a1db8170178ebcf87c864  lib/utils/crawler.py
 ba12c69a90061aa14d848b8396e79191  lib/utils/deps.py
 3b9fd519164e0bf275d5fd361c3f11ff  lib/utils/getch.py
 1cd7599b5e6addb29cbab85d292ccf6c  lib/utils/har.py
@@ -265,7 +265,7 @@ b2331640743170f82be9a8c27f65b206  tamper/space2morecomment.py
 507a174c64345df8df003ddba93c8cd1  tamper/space2morehash.py
 0ce89b0d602abbd64344ab038be8acbc  tamper/space2mssqlblank.py
 fa66af20648b5538289748abe7a08fe6  tamper/space2mssqlhash.py
-9dde72d94ce42bf71e3615108fe0214f  tamper/space2mysqlblank.py
+b5abc11a45e9646cd0e296548c42e787  tamper/space2mysqlblank.py
 038b8ea90f9a3a45b9bc67fcdff38511  tamper/space2mysqldash.py
 5665c217ef8998bfd18f9ef1d8c617bd  tamper/space2plus.py
 a30fa43203d960c7a9d8709bf24ca401  tamper/space2randomblank.py