ESF is rejected by the server: data does not match SNT
If an ESF (electronic invoice) is rejected by the server with an error about data mismatch with the SNT (accompanying waybill for goods), the problem can be solved by checking the…
Sections1C errors & fixes
1C errors & fixes94
What to check when Form 100.00 fails to upload
Direct answer: most often the issue is resolved through the correct upload of Form 100.00 to ISNA — this is the stage where you should check the settings and procedure. What to do…
Notice of VAT offset: error occurs when generating it
If failures or incorrect behavior occur when working with the VAT offset notification in 1C, in most cases the solution involves installing patches (fix updates) for the…
Configuring NCA Layer alongside CryptoPRO on the server
Yes, NCA Layer can be configured on a terminal server to work in parallel with CryptoPro (used for the Russian signature service), without conflicts between them. How it is done…
How to find the reason for rejection of an ESF IS notification
The reason for the error is visible directly on the ESF IS website — you need to open the specific notification and view the rejection details on the corresponding tab. How to do…
Unable to submit Form 200 in IS NA: possible causes
If form 200 has been generated but is not being sent, there are usually two reasons: the form is not fully filled out, or the EDS key has expired. Check both options — this is the…
How to fix an error in a notification in 1C
You cannot recall an already sent notification in 1C — the system does not provide such a possibility. The only correct way to fix an error is to send a correction based on the…
VAT notification is not sent from 1C
Good afternoon! If the VAT notice is not being sent from 1C, the most common reason is an incorrectly prepared inventory (TMZ) document , which causes the VAT amount to differ…
Checking Form 300.00 for VAT for Q1 2026
The form is filled out correctly. The changes that raised questions are related to innovations in VAT reporting that took effect in 2026, not to an error in the form itself. What…
Critical error of the Kontragent extension: what to do
This is a significant error, and it needs to be fixed immediately — the extension must be disabled until an update is released.
Form 328 not found error during import: what to do
No, it won't be possible to implement import without matching in this case — the issue is not the matching settings, but the fact that Form 328 ФНО on the portal is not yet…
Incorrect completion of amounts in the notice of VAT offset
This is a well-known software bug in the "Notification on VAT Offset" document — it is related to cases where the ESF contains excise duties. Due to…
Why the ESF is returned by the server and how to find the cause
If an invoice keeps returning with the status "Rejected by server," the reason for the error is stated in the document itself — you just need to find and read it, rather than…
Error when writing off goods: 1 out of 5 units is not being written off
The reason the write-off document for goods gets "stuck" on 1 unit out of five is that when the goods were received, tax accounting was not reflected in the postings…
Error correcting the unit of measurement or number of boxes in 1C
This error usually occurs if you have a customized version of 1C, where mandatory filling of barcodes for items is enforced. When trying to…
Error when uploading form 300.00
If an error appears when exporting form 300.00, the solution is simple — recreate the report from scratch.
Why Personal Income Tax (PIT) is calculated differently than expected
The reason is that last month personal income tax (IPN) was not accrued, and because of this, the system additionally accrued it in the current month — which created…
Error while sending VAT notification
This error most often occurs due to a discrepancy in the ESF amount: if the document amount in the 1C database differs from the amount already recorded on the server (IS…
The EAVR window disappeared and an error occurs when working with ESF
This problem is usually related to the use of the fresh version of 1C. In this case, you need to clear the cache and contact fresh support — this solves the problem.
Error: Invalid JSON File When Importing FNO 200.00 into ISNA
The problem arises because the FNO 200.00 report form was generated before the 1C configuration update. As a result, the export file does not match…
Error: EDS key already in use when sending ESF
This error occurs when a session using the EDS key is stuck somewhere in the database, or the same key is already being used on the website (for example, on the ИС ЭСФ portal…
Error: All Sessions Are Busy When Logging Into 1C
This message means that several users are already working in the database simultaneously and the limit of available sessions (licenses) has been reached. To log in, you need to…
Error: Form 328 not found when selling imported goods
No, you cannot perform the import without matching — the error occurs because the system cannot link the data from the Application for Import of Goods (ФНО 328.00)…
OpenID authentication error when logging into 1C (IP, thin client)
This error appears if the username or password was entered incorrectly when logging into the database.
Reflection of fixed assets in Form 100.00
Correct reflection of fixed assets in the tax return Form 100.00 is ensured by properly filling out the form itself — the data on FA is pulled in from…
Error "Organization code not specified in the banking system": how to fill in the code
This error means that in the organizations reference book, your organization's code for the specific bank is not filled in, and it simply needs to be added.
Why the IIT (Individual Income Tax) and the amount payable change when calculating salary
Incorrect IPN calculation caused by a wrongly set tax deduction application date for an employee: it was not set from the hire date.…
Error: Timeout exceeded when connecting to 1cfresh.kz
This error means that the connection between the server and the client was interrupted. The problem is not on the user's side, but is related to the availability or…
Lock conflict error when closing the month
The error occurred because several users were working in the database simultaneously, which caused a lock conflict when processing the "Closing of the Month" document and…
Selling currency at a bank: why you cannot choose the currency agreement
When selling currency in 1C, the settlement account must be in tenge — a foreign currency account (e.g., a ruble account) will not work here and cannot be selected.…
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