Upgrade Issue: Cannot open database requested by the login
To solve it, try:
- Go to Documents\Pairtradefinder folder, and delete the .ldf file mentioned in the error msg there (in fact any .ldf file there, there should be only one)
- Restart the machine
Try again and you should be able to successfully launch PTF now.
How can I backup my pairs database and restore it if I need to in the future?
Your database of pairs is held in your PC's Documents/PairtradeFinder folder. If you wish to back it up, you need to copy these two files into a new directory and rename them: ptfProDatabase.mdf file ptfProDatabase_log.ldf file These can then be ...
General approach to issues and reporting
In case you have encountered an unexpected behaviour it is recommended you enable the logs that captures errors. You can do it from the preferences by clicking “Pear” button that can be found on top left of the window. Once there, please enable the ...
[Advanced] Changing default database directory for PTF
This is for advanced technical users only. Press win+R and enter "regedit" without quotes in the input field Search for Registry key: HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Explorer\User Shell Folders Key:Personal The Default ...
How to Add Interactive Brokers ' Futures Symbols in PTF PRO: Syntax
Let's use as an example the Micro E-Mini NASDAQ-100 Futures for Jun 21. You can use the MNQM1:FUT@GLOBEX The rule is simple - add required contract in Interactive Brokers' Trader Workstation, open the 'Description' window and use the "Symbol" data ...
Adding Futures and FX symbols using IQFeed
For IQFeed contracts which contains '@' sign just use square brackets as we discussed. For IB futures use this syntax: <Symbol>:FUT@<Exchange>, for example: VUK8:FUT@CFE or HOK8:FUT@NYMEX. It works even for cryptocurrencies - both XBTJ8:FUT@CFECRYPTO ...