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Dysk i Spółka • Databases / B2B

Database recovery and repair for Płatnik, Optima, SQL and Subiekt

We diagnose damaged databases, log files, backups and business environments without further repair attempts on production data.

Płatnik / Optima SQL Server Subiekt / Access NDA / B2B
B2B mode / production databases

The database will not start, SQL Server reports suspect mode, or data is missing after a server failure? Secure the environment first.

A Płatnik, Optima or SQL Server failure does not always mean physical media damage. This page is for cases where the condition of the database, logs and application environment matters most, not generic recovery from any disk. At the Dysk i Spółka laboratory, we diagnose damaged database files and cases where a database stopped working after a system, power, RAID controller, server or virtual-environment failure.

In business cases, the database file itself is only part of the picture. Log consistency, service configuration and a safe B2B procedure matter as well. Before repair or migration, we first determine whether the problem involves the media, SQL engine, database files, volume or the whole server environment.

Płatnik Optima Subiekt SQL Server Access accounting databases B2B mode
System scope

Which databases do we handle?

We restore financial, accounting, warehouse and business database environments.

ZUS

Płatnik

Repair of damaged .mdb Access databases and SQL migrations.

Comarch

Optima / XL

Recovery of Microsoft SQL Server databases (.mdf, .ldf).

InsERT

Subiekt / Rewizor

Database repair after power or drive failures.

Microsoft

SQL Server

Diagnosis of SQL databases, data files and logs after consistency errors.

Access

.mdb / .accdb

Work with Access databases used by Płatnik and office systems.

ERP

Accounting and warehouse databases

Finance, HR and warehouse systems after environment failures.

Files

.mdf / .ldf / .db

Database files, transaction logs, working copies and exports from the last working day.

Environment

VM / NAS / RAID

Diagnosis of databases running on servers, RAID arrays, NAS devices and virtual machines.

Failure scenarios

When can we help?

Media / RAID

Hardware failure

The server or disk containing the database stopped working, for example after physical damage or RAID offline. We create a sector copy and recover the most consistent database file possible.

SQL

Database corrupted / page fault

The database is visible, but the SQL engine reports a consistency check error or page fault.

SQL

Suspect Mode

SQL Server marked the database as damaged after a restart or interrupted write.

Files

Deleted database

Accidental deletion of database files or formatting of the volume.

Power

Failure after power loss

The database stopped working after a power outage, system hang or server restart.

Update

Problem after repair or migration

A failed update, manual index repair or backup restore made the environment worse.

Business procedure

B2B security

We know company downtime is expensive, so the process starts with securing the current state and risk.

01

Business priority

Database cases are triaged by business impact; after-hours mode can be agreed for critical operational failures.

02

Confidentiality / NDA

We sign NDAs. Your financial data is safe; we work offline.

03

Work on a copy

We secure the source material first and run diagnostics on a working copy.

04

Operation verification

Before payment, we check whether the database can be mounted and whether the latest invoices and declarations can be viewed.

First decisions

Database failure - what to do immediately so you do not make it worse

When a database such as Płatnik, Optima, SQL or Subiekt stops opening, repeated repairs and repeated launch attempts are the worst option. The cause may be damaged database files, disk errors or lack of space, and each additional attempt can write new bad data.

Do now

  • stop work on the computer or server and secure a copy of the current database files
  • record error messages with a screenshot - they are often key to diagnosis
  • if settlements or declarations are time-sensitive, mark that in the request

Do not

  • do not install anything or move files hastily
  • do not run multiple repairs or overwrite old database files with new ones
  • do not keep working on the original media if read errors appeared

If the failure is blocking work, describe the symptoms in the failure description form or call us - we will tell you what to secure before further repair attempts. If the media or server disks need to reach us from outside Warsaw, use the shipping instructions.

Diagnostic decision

How to tell a database problem from a disk problem without going too deep

If the computer suddenly slows down, files take a very long time to open or copy errors appear, the issue often lies in the media rather than the application itself. Messages about a damaged database, no table access or consistency errors may come from an interrupted write.

Application / database

Logical problem

Messages about a damaged database, no table access, consistency check error, page fault or suspect mode after restart.

Media / environment

Drive or server problem

Slow reads, copy errors, disappearing files, power failure, RAID offline or system hangs.

consistency errors slow readout copy errors suspect mode interrupted write power failure

If the failure is blocking work, describe the symptoms in the failure description form or call us - we will tell you what to secure before further repair attempts. If the media or server disks need to reach us from outside Warsaw, use the shipping instructions.

Before repairing a database

Related guides for database and business failures

Review these paths before running another repair, restore or import on the original data.

Accounting data failure and GDPR duties

How to secure accounting and HR data after a disk or database incident.

Read guide

Server or NAS failure - first 24 hours

A B2B action plan when databases live on a server, RAID or NAS environment.

Read guide
Quick consultation

Submit a database for laboratory analysis

Have questions? Contact us before further repair attempts overwrite files or logs.

How to prepare files, logs and the environment for database diagnosis

In database cases, not only .mdf, .ldf, .db files and working copies matter. Context also speeds things up: application name, system version, last successful write and error messages from the console or application.

Pliki

Database files

.mdf, .ldf, .db, .mdb, kopie robocze i oryginalne katalogi programu.

Logs

SQL / application logs

Error messages from the console, SQL Server or accounting application.

Backup

backup / snapshot

A current backup, snapshot or export from the last working day.

Version

Application version

Application name, system version and whether the database was on a server or computer.

Error

Error messages

Error text, screenshot and the last time it started correctly.

Context

Last correct work

Information on whether anyone ran SQL repair, an update or backup restore after the failure.

Source environment

Database from a disk, server, NAS or backup - secure the original first

In Płatnik, Optima, Subiekt and SQL cases, the problem often is not limited to the database file. A disk, RAID, NAS or backup failure can cause consistency errors, missing logs, damaged indexes or no access to the latest writes. That is why we do not import data on the original without a plan and do not overwrite the last working copy without a plan.

  • secure current database files, logs and pre-failure copies,
  • do not run SQL repair or import on the only copy of the data,
  • write down the application version, error message and last known good work moment,
  • if the database was on a server, RAID or NAS, describe the storage environment as well.
Shorter diagnosis

Which files and information actually speed up diagnosis

We work fastest when the database comes with basic context: application folder structure, server logs, user names and the date of the last correct write. It also matters whether the issue appeared after a power failure, disk error, system update or ransomware attack.

application folder structure
server logs and user names
date of the last correct write
information about copying files while the system was live
manual index repair or backup restore
decision: logical copy, media image or database structure
Risky attempts

What not to do after a database error

  • Do not run several repair tools one after another hoping something will work.
  • Do not restore old backups over the same files without preserving the original.
  • Do not compress or move a damaged database between computers without a binary copy.
  • Do not assume the issue is only software-related if there were disk errors, power loss or system hangs earlier.
When to escalate

When contacting a laboratory makes the most sense

If the application stopped opening the database after a power failure, the system reports read errors, the server disappears from the network or files have unnatural sizes, it is better not to make more attempts on the original.

Read or copy errors

The problem may go beyond the database and involve the media or server environment.

Power failure or restart

An interrupted write can damage database, log and application-folder consistency.

Server disappears from the network

Secure the current state before further attempts increase the chaos.

Files have unusual sizes

This is a signal that calm diagnosis is needed instead of improvised repair on the original.

Logic or media

When is a database problem logical, and when can it mean media failure?

Not every database error means physical disk damage, but some signals require that possibility: delayed writes, copy problems, system hangs or disappearing files.

FAQ

FAQ - recovery and repair of Płatnik, Optima, SQL and Subiekt databases

Do you repair the database or recover it from a copy?

It depends on the case. Sometimes the database structure needs repair, and sometimes it is safer to restore or recover data from a working copy or damaged environment.

Which files and information should I prepare before diagnosis?

Prepare database files, logs, system version information, error messages and a description of the failure moment. This shortens the path to the right diagnosis.

Do you handle time-sensitive accounting and business cases?

Yes. These failures often block current operations. Scope and mode are agreed after risk assessment and source-material availability checks.

Can data consistency be checked after repair?

Yes. Technically, we can assess whether the database starts correctly and keeps the required structure. The test scope depends on the system and input data.

Secure the environment

Secure the database before further attempts overwrite data

We work in B2B mode, on a copy, with NDA available and database operation verified before handover.