==If the operation system is The error might appear after Windows 8 or any higherupgrades/updates. To resolve it, the very first please follow these steps should be the following:==<br># Please remove MultiCharts from Restart your computer: PC#* Windows Go to the '''Windows Start'''#* menu → '''Control PanelSettings'''#* (gear icon) → '''Uninstall a programApps'''#* '''Select MultiCharts'''#* '''→ click Uninstall'''#* '''→ in the Setup Wizard click Next→ '''#* '''RemoveRepair'''#* Do '''NOT''' check If the box "Remove MultiCharts user data from computer", leave it clear#* '''Remove'''#* After issue is not resolved after the uninstallation processes is over click '''Finish''' button# Please install MultiCharts again, using a specific different directory:#* If you don't have installer saved on your local driverepair, please [httphttps://www.multicharts.com/trading-software-downloadsupport/| download the latest release contact support] or beta version]#* Click '''Install'''#* Click '''Next''' #* Check the box "I accept the terms in the License Agreement"#* Click '''Next''' #* Click '''Next''' #* Click '''Change''' #* Change the folder name to '''C:\MultiCharts''' and click '''Ok'''#* Click '''Next'''#* After the installation processes is over click '''Finish''' button# Try to compile the code in the Editor again, If this doesn't help, please read try the next description of the issue and follow required stepsbelow.<br>If a customer experiences an issue with compilation errors for all his/her scripts in PowerLanguage Editor, most likely he/she has faced one of two compilation problems:* '''Compilation issue connected with GCC short paths'''.* '''Compilation issue connected with Virtual Allocation'''It is extremely easy to check if you have one of the issues:# In '''PowerLanguage Editor''' main menu go to '''File''', then '''New...''' and in the pop up window choose any study type.# Give it any name.# Without putting a single keyword into the completely empty study, click on the '''Compile''' button in the ToolBar of PowerLanguage Editor.# If the fresh blank study is compiled with error, it means that you have one of two compilation problems.Depending on which type of compilation problem you have there are two ways to fix them. To find out which one you have:# Open '''C:\ProgramData\TS Support\MultiCharts\StudyServer\Studies''' ''(for Windows 7/8)'' or '''%allusersprofile%\Application Data\TS Support\MultiCharts\StudyServer\Studies''' ''(for Windows XP)''.# Open the file '''compiler_error.log'''.:* If the file contains lines similar to:<br>"Internal error in mingw32_gt_pch_use_address, at config/i386/host-mingw32.c:151: VirtualAlloc (commit):"<br>"C:\PROGRA~1\TSSUPP~1\MULTIC~1\STUDYS~1\Studies\SrcCpp\INDICA~1\I_SBTE~1.CPP:1:fatal error: can't read PCH file: Invalid argument. Compilation terminated."<br>'''It means that this is the issue with virtual allocation.''':* If the file contains lines similar to:<br>"C:\PROGRA~1\TS Support\MultiCharts\make\MinGW\bin\dlltool: Can't open def file: C:\PROGRA~1\TS"<br>"C:\PROGRA~1\TS Support\MultiCharts\make\MinGW\bin\dllwrap.exe"<br>'''It means that this is the issue with GCC short paths.''' <br> == Compilation issue connected with Virtual Allocation==
To fix the issue:== Reinstalling MultiCharts ==
# Close all MultiCharts products and make sure all [[MultiCharts Processes]] are finished in Windows Task Manager.
# If you are running Uninstall MultiCharts from your computer: #* Go to the '''Windows Start''' menu → '''Settings''' (gear icon) → '''Apps''' #* Select MultiCharts 8.0→ click Uninstall → in the Setup Wizard click Next → '''Remove'''<div style="background-color: #dd9914;">'''Note: '''Do '''NOT''' then download check the following zip archive onto your machine and unpack "Remove MultiCharts user data from computer" box, leave itclear.</div>#* Click '''Remove'''#* After the processes is complet click the '''Finish''' button# Install MultiCharts again, using a different, '''short''' directory:#* Download the installer<br>For MC 8.0 Release 32 bit: [https://dlwww.dropboxmulticharts.com/udownload/95112551/MakeGCH_elapiver_163.zip'''MultiCharts''']<br>For MC 8.0 Release 64 bit: [https://dlwww.dropboxmulticharts.com/unet/95112551download/MakeGCH_elapiver_163_x64.zip<br>Run '''UpdaterMultiCharts .exeNET''', ]#* Launch the installer and click on '''UpdateInstall''', then make sure there are → in the Setup Wizard click '''Next''no errors'→ check the "'' I accept the terms in the log License Agreement''" box and click on '''CloseNext''' → click '''Next''' in the What's new window #* In the Destination Folder window click '''Change'''.# If you are running * Change the folder name to '''C:\MC'''MultiCharts 8.5 or higher''' then go to Windows Control Panel->Programs C:\MC64''' and Feature if it’s Windows 7(Add or Remove Programs if it’s Windows XP)-> double left click on your version of MultiCharts –> '''OK''' and '''Next-> Repair. '''<br>#* After the installation processes is over, click '''Finish'''
== Compilation Issue Connected with GCC Short Paths paths ==In case the error still appears, it means that there is an issue with short paths.<br>
When MultiCharts is in the process of installation on your computer it checks '''NtfsDisable8dot3NameCreation''' key in the registry: '''HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\FileSystem'''. if the value of the key is '''1''', it may cause the issue. If To resolve it is '''1''', the following message pops up: ''The installer has detected that NtfsDisable8dot3NameCreation registry key in HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\FileSystem is set to 1. It may cause a compiler issue: studies may not be compiled in PowerLanguage Editor.<br>Click Next to continue or Cancel to exit the Setup Wizard and change registry key above to zero using regedit utility (click Windows Start button, select Run, type regedit and press Enter), restart the computer and run installer again.'' To fix the issueplease follow these steps:
# Close all MultiCharts products and make sure all [[MultiCharts Processes]] are finished in Windows Task Manager.
# Click on Go to the '''Windows Start button''', then '''Runmenu''' and type '''RegeiditRegedit'''. Press Launch the '''EnterRegistry Editor'''.
# In the Registry open the path: '''HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\FileSystem'''
# Change the value of the '''NtfsDisable8dot3NameCreation''' key to '''0'''.
# Reboot the operation system.
# After the system is rebooted, do not launch Multicharts#'''Launch MultiCharts''': '''right-click the shortcut''' -> '''Run as administrator''' (''if you don't have this option, use regular double-click''). Open # In MultiCharts go to '''File''' -> '''Preferences'''.# In the '''Misc''' tab change the Studies directory: click the '''...''' button for '''Studies''' (remember the old path). It is important to use a simple path. We recommend creating '''C:\ProgramData\TS Support\MultiCharts\StudyServer\StudiesMyStudies'''.<div style="background-color: #E3FBE5;">'''Note:''' The Permissions for this new folder should be set to '''Full Control' ''(for all users that will access this folder in the PowerLanguage Editor. </div> # Close MultiCharts.# Make sure all [[MultiCharts Processes]] are ended in the Windows 7/8)Task Manager.# Copy the whole ''' or Studies'''folder from the old location (for MC 32 bit: %allusersprofile%\Application DataTS Support\MultiCharts\StudyServer; for MC 64 bit: %allusersprofile%\TS Support\MultiCharts\StudyServer\Studies) to the new one (replacing the existing files).# Restart MultiCharts. If your MultiCharts version is ''' below 8.8''(for Windows XP)''.and you are unable to update please follow these instructions:
# Open the '''compiler_error.log file'''. Depending on what path is written in the file you will have to rename several folders in one of 2 possible locations:
:* '''C:\ProgramData\TS Support\...''' (example for Windows 7/8); '''C:\Documents and Settings\All Users\Application Data\TS Support\...''' (example for Windows XP)
:* '''C:\Program Files\TS Support\...''' or '''C:\Program Files (example for any x86)\TS Support\...''' depending on your Windows)and MultiCharts version.
::# Rename the '''TS Support''' folder into '''TS SupportOld'''. Create new folder '''TS Support'''. Move everything from '''TS SupportOld''' into the new '''TS Support'''. Delete the '''TS SupportOld''' folder.
::# Open the new '''TS Support''' folder. Rename the '''MultiCharts''' folder into '''MultiChartsOld'''. Create new folder '''MultiCharts'''. Move everything from '''MultiChartsOld''' into the new '''MultiCharts'''. Delete the '''MultiChartsOld''' folder.
::# Open the new '''MultiCharts''' folder. Rename the '''StudyServer''' folder into '''StudyServerOld'''. Create new folder '''StudyServer'''. Move everything from '''StudyServerOld''' into the new '''StudyServer'''. Delete the '''StudyServerOld''' folder.
== TEMP folders ==
In case an empty Study still does not compile, the location of system TEMP and TMP folders should be changed:
# Click '''Windows Start''' button.
# Click '''Control Panel'''.
# Click '''System''', then select '''Advanced System Settings'''.
# Click '''Environment Variables''', then in the User Variables window double click on the '''TEMP''' variable or select it and then click the '''Edit''' button.
# In the opened window, change Variable Value to '''C:\Windows\Temp''' and click OK.
# Double click on the '''TMP''' Variable or select it and then click the '''Edit''' button.
# In the opened window, change Variable Value to '''C:\Windows\Temp''' and click OK.
<br>Run PowerLanguage, create a new study (any type) and try to compile it. Should It should be compiled without any errors. If the issue persists, please contact our support team in [[http://messenger.providesupport.com/messenger/tssupport.html|Live Chat]].
[[Category:FAQ]]