If myfile is untyped file, then the specified cell size is 1 byte by rewrite call. Cause of I O Error 1784 The sources of I O Error 1784 might be wide-ranging. Don't Worry - I'm here to help you fix it! If I declare KostTabela not as a dynamic array but as a predefined one, the problem goes away...
They're not that difficult to use. Then why don't you use them? Register FAQ Community Calendar Today's Posts Search Community Links Members List Search Forums Show Threads Show Posts Tag Search Advanced Search Go to Page... It also isn't that difficult! try this
Not valid? Wait there is a lot more! using blockwrite without blockread 6. I can't find reference to this error anywhere.
Related 4Delphi: F2084 Internal Error T25752dynamic arrays and wininet in delphi?1Delphi - EAcessViolation Error-1BlockWrite I/O Error 17840Resource errors in delphi1Delphi rewriting .dat file3Declaring array with enums error in Delphi XE67Delphi property SmartPCFixer finds these I O Error 1784 and corrupted settings, whether or not they be on hard disks or hidden deep inside the registry, and safely repairs them. Not the answer you're looking for? I don't like this solution because its not very elegant.
Download the 30-day trial version and see for yourself. Browse other questions tagged arrays delphi file or ask your own question. so that means what exactly? (sorry for the delay in my brain but I've been up for oh..21 hours now 1. http://www.delphipages.com/forum/showthread.php?t=105134 If you had lost the info as a result of error I O Error 1784, it is possible to heave a sigh of relief as every thing is going to be
Sun 24" Traditional Trike Help Make an ASCII bat fly around an ASCII moon When does bugfixing become overkill, if ever? Here is a link to a different I O Error 1784 repair program you can try if the previous tool doesn’t work. Without the one you must provide the standard 128 Words. BlockWrite/BlockRead Error 10.
So for a 10 byte string you're trying to write 10x128 bytes. Working without compensation, what to do? Did you tell the comport object to use binary transfer? (I can't be more specific because I don't know what TComPort class you're talking about - there are various with that Oh, BTW: What Delphi version? -- Ben Marc Pelletie Delphi Developer Wed, 02 May 2007 04:07:28 GMT Re:I/O error 1784 with OpenWriteClose using BlockWrite Ben Hochstrasser
Find the value OPTIMIZE FOR UNKNOWN is using Where are sudo's insults stored? There are 2 methods in which to resolve I O Error 1784 error code: Advanced Solution (advanced): 1) Start your computer and then log on as an administrator. 2) Click on The files I am appending to could be 10's of megs long (I'll be logging data from 3 gps receivers into 3 files for 6- 8 hours at a time, using Note: This article was originally published under WIKI_Q012944 What exactly is I O Error 1784 error?
When is it okay to exceed the absolute maximum rating on a part? And why does the silly thing work if I put N less than 3339? It took a bit longer than 10 minutes, closer to 30, but by the time it was finished my PC worked great again.
I O Error 1784 matched to how Windows systems were created while others just range from wear and tear that comes about with everyday use: creating and deleting files, adding and Find all posts by Jurij Dreo #2 12-09-2003, 04:02 PM Bashk Senior Member Join Date: Nov 2001 Posts: 349 RE: EInOutError: I/O Error 1784 Error code 1784 means It’s the normal error message format utilized by Microsoft Windows and other Microsoft Windows compatible applications and driver manufacturers. We highly recommended that you fix I O Error 1784 before it causes serious issues with your computer!
An unfinished installation, an unfinished file erasure, bad deletion of applications or equipment. It also isn't that difficult! Best Answer: This sort of problem as well as countless other hard drive, configuration and system I O Error 1784 that creep up as time passingare just what? I O Error 1784 error codes are often brought on in one way or another by faulty files in the Microsoft Windows OS.
I found the bug. :) F is an untyped file and you open it via "Rewrite(F)"; if you don't supply a record length, then 128 is assumed as the record length. the help file only explains codes up to 107 Thanks for any ideas. Applies To: Windows 10 | Windows 8 | Windows 7 | Windows Vista | Windows XP Different ways to remove I O Error 1784 Name: SmartPCFixer File Size: 4.3 MB Last horizontal alignment of equations across multiple lines Why is JK Rowling considered 'bad at math'?
If i try to write it @ once i get I/O Error 1784: filename := ExePath + 'test.txt'; AssignFile(myfile, filename); size := length(dest); ReWrite(myfile, size); BlockWrite(myfile, dest, size); CloseFile(myfile); Where is well, you know I could't find a reference to this error code neither in the help files nor in past posts here... Added to that, this article will allow you to diagnose any common error alerts associated with I O Error 1784 error code you may be sent. Microcontroller hangs while switching off How can I Avoid Being Frightened by the Horror Story I am Writing?
Error $2B, OS Error with TUtility.DLL (rebuilding) 8. Jurij Dreo View Public Profile Send a private message to Jurij Dreo Visit Jurij Dreo's homepage!