Invalid Date | Accu-Chek UK & Ireland

Skip navigation

Visit healthcare professional website

Menu Menu

- Products
  Menu
  
  Products View all
  - - Blood Glucose Monitoring
      
      Products
      
      Blood Glucose Monitoring View all
      
      Meters
      
      Blood Glucose Monitoring
      
      Meters View all
      
      Accu-Chek Instant
      
      Test Strips
      
      Blood Glucose Monitoring
      
      Test Strips View all
      
      Accu-Chek Instant test strips
      
      Accu-Chek Aviva test strips
      
      Accu-Chek Guide test strips
      
      Accu-Chek Performa test strips
      
      Accu-Chek Mobile test cassettes
      
      Lancing
      
      Blood Glucose Monitoring
      
      Lancing View all
      
      Accu-Chek FastClix
      
      Accu-Chek FastClix lancets
    - Apps & Software
      
      Products
      
      Apps & Software View all
      
      mySugr® app
- Blog
  Menu
  
  Blog View all
- Training & Support
  Menu
  
  Training & Support View all
  - - General FAQs
      
      Training & Support
      
      General FAQs View all
      
      General Questions
      
      Getting Started
      
      Test Strips
      
      Device Settings
      
      Accuracy
      
      Connecting to mySugr
      
      Power
    - Product Support
      
      Training & Support
      
      Product Support View all
      
      Meters and Strips
      
      Product Support
      
      Meters and Strips View all
      
      Accu-Chek Instant
      
      Accu-Chek Guide Link
      
      Accu-Chek Active
      
      Accu-Chek Aviva
      
      Accu-Chek Aviva Expert
      
      Accu-Chek Performa
      
      Accu-Chek Performa Nano
      
      Accu-Chek Mobile
      
      Lancing
      
      Product Support
      
      Lancing View all
      
      Accu-Chek FastClix
      
      Insulin Pumps
      
      Product Support
      
      Insulin Pumps View all
      
      Accu-Chek Solo
      
      Accu-Chek Insight
      
      Accu-Chek Combo
      
      Infusion Sets
      
      Product Support
      
      Infusion Sets View all
      
      Accu-Chek Diaport
      
      Accu-Chek Insight Rapid
      
      Accu-Check Insight Tender
      
      Accu-Chek Insight Flex
      
      Accu-Chek FlexLink
      
      Accu-Chek Rapid-D Link
      
      Accu-Chek TenderLink
      
      Accu-Chek Solo Consumables
      
      Apps & Software
      
      Product Support
      
      Apps & Software View all
      
      mySugr app
      
      Data sharing using the mySugr app
    - Tools & Resources
      
      Training & Support
      
      Tools & Resources View all
      
      Meaningful Blood Glucose Monitoring
      
      HbA1C Calculator
      
      Paired Testing
      
      Accu-Chek 360° View tool
      
      Accu-Chek Weekly Diaries
    - Recycling
      
      Training & Support
      
      Recycling View all
      
      How to recycle insulin pump consumables packaging
- Meter Registration
- Shop
  Menu
  
  Shop
  - - Blood Glucose Monitoring
      
      Shop
      
      Blood Glucose Monitoring
      
      Where to buy
    - Pump Consumables
      
      Shop
      
      Pump Consumables
      
      Order pump consumables
- Language
  
  Menu
Visit healthcare professional website

Products
- Blood Glucose Monitoring
- Apps & Software
  - mySugr® app
Blog
Training & Support
Meter Registration
Shop
- Blood Glucose Monitoring
  - Where to buy
- Pump Consumables
  - Order pump consumables

Breadcrumb

Home
Invalid Date

Invalid Date

Accu-Chek Guide Link

Error codes Invalid Date

The date entered is not valid.

Enter the correct date.

Transfer Failed

Transfer Failed

Blood glucose results were not transferred to the paired pump.

Test Not Allowed

Test Not Allowed

The meter is connected to a USB cable and a test cannot be…

Transfer Not Allowed

Transfer Not Allowed

Data cannot be sent to the paired pump because the meter is in…

E-10 Time/Date Error

E-10 Time/Date Error

The time and date setting may be incorrect.

Battery icon

The batteries are almost out of power.

Blank Display

Blank Display

The meter will not turn on or the display is blank.

Auto-Send Failed

Auto-Send Failed

The blood glucose result has not been sent to the pump.

Average after meal 7 days

Average after meal 7 days

There are no test results in range for the selected data.

E-1 Strip Error

E-1 Strip Error

The test strip may be damaged, not properly inserted, or was…

Time/Date

When paired to a pump, the meter time and date cannot be…

E-10 Time/Date Error

E-10 Time/Date Error

The time and date setting may be incorrect.

E-11 Test Error

E-11 Test Error

The test strip may be damaged.

E-12 High Ascorbate

E-12 High Ascorbate

Your blood sample may contain a high level of ascorbate.

E-13 Strip Error

E-13 Strip Error

Fluid or foreign material may be present in the test strip…

E-14 Electronic Error

E-14 Electronic Error

An electronic error has occurred.

E-3 Test Error

E-3 Test Error

A meter or test strip error has occurred.

E-4 Drop Too Small

E-4 Drop Too Small

Not enough blood or control solution was drawn into the test…

E-6 Drop Applied Early

E-6 Drop Applied Early

Blood or control solution was applied to the test strip before…

E-7 Electronic Error

E-7 Electronic Error

An electronic error occurred.

E-8 Temperature Error

E-8 Temperature Error

The temperature is above or below the proper range for the…

E-9 Replace Batteries

E-9 Replace Batteries

The batteries may be out of power.

Flight Mode Active - Pairing not allowed

Flight Mode Active - Pairing not allowed

Pairing to a pump cannot be performed while in Flight Mode.

Flight Mode Active - Setting saved

Flight Mode Active - Setting saved

A meter setting was changed while in Flight Mode.

High BG Data

High BG Data

There are no results stored for the selected data.

Blood glucose may be higher than the measuring range of the…

Blood glucose may be lower than the measuring range of the…

Logbook - Invalid result

Logbook - Invalid result

There is an invalid result in the Logbook.

Logbook - No stored results

Logbook - No stored results

There are no results in the Logbook.

Low BG Data

Low BG Data

There are no results stored in the meter for the selected data.

Low/High Data

Low/High Data

Target Ranges is Off, there are no results stored in the meter.

Pairing Failed

Pairing Failed

The meter was unable to pair with a pump.

Patterns - No active patterns available

Patterns - No active patterns available

No active patterns available.

Patterns - No data available

Patterns - No data available

Patterns is Off.

Results Excluded - Averages

Results Excluded - Averages

One or more blood glucose results are excluded from the…

Results Excluded - Low/high data

Results Excluded - Low/high data

One or more blood glucose results are excluded because the…

Results Excluded - Target %

Results Excluded - Target %

One or more blood glucose results are excluded from the…

Sync Time

The meter time and date have been changed.

Target %

Target Ranges is Off.

Target % after meal 7 days

Target % after meal 7 days

There are no test results in range for the selected data.

Transfer Not Allowed

Transfer Not Allowed

Data cannot be sent to the paired pump because the meter is in…

Transfer Failed

Transfer Failed

Blood glucose results were not transferred to the paired pump.

Test Not Allowed

Test Not Allowed

The meter is connected to a USB cable and a test cannot be…

Transfer Not Allowed

Transfer Not Allowed

Data cannot be sent to the paired pump because the meter is in…

E-10 Time/Date Error

E-10 Time/Date Error

The time and date setting may be incorrect.

Battery icon

The batteries are almost out of power.

Blank Display

Blank Display

The meter will not turn on or the display is blank.

Auto-Send Failed

Auto-Send Failed

The blood glucose result has not been sent to the pump.

Average after meal 7 days

Average after meal 7 days

There are no test results in range for the selected data.

E-1 Strip Error

E-1 Strip Error

The test strip may be damaged, not properly inserted, or was…

Time/Date

When paired to a pump, the meter time and date cannot be…

E-10 Time/Date Error

E-10 Time/Date Error

The time and date setting may be incorrect.

E-11 Test Error

E-11 Test Error

The test strip may be damaged.

E-12 High Ascorbate

E-12 High Ascorbate

Your blood sample may contain a high level of ascorbate.

E-13 Strip Error

E-13 Strip Error

Fluid or foreign material may be present in the test strip…

E-14 Electronic Error

E-14 Electronic Error

An electronic error has occurred.

E-3 Test Error

E-3 Test Error

A meter or test strip error has occurred.

E-4 Drop Too Small

E-4 Drop Too Small

Not enough blood or control solution was drawn into the test…

E-6 Drop Applied Early

E-6 Drop Applied Early

Blood or control solution was applied to the test strip before…

E-7 Electronic Error

E-7 Electronic Error

An electronic error occurred.

E-8 Temperature Error

E-8 Temperature Error

The temperature is above or below the proper range for the…

E-9 Replace Batteries

E-9 Replace Batteries

The batteries may be out of power.

Flight Mode Active - Pairing not allowed

Flight Mode Active - Pairing not allowed

Pairing to a pump cannot be performed while in Flight Mode.

Flight Mode Active - Setting saved

Flight Mode Active - Setting saved

A meter setting was changed while in Flight Mode.

High BG Data

High BG Data

There are no results stored for the selected data.

Blood glucose may be higher than the measuring range of the…

Blood glucose may be lower than the measuring range of the…

Logbook - Invalid result

Logbook - Invalid result

There is an invalid result in the Logbook.

Logbook - No stored results

Logbook - No stored results

There are no results in the Logbook.

Low BG Data

Low BG Data

There are no results stored in the meter for the selected data.

Low/High Data

Low/High Data

Target Ranges is Off, there are no results stored in the meter.

Pairing Failed

Pairing Failed

The meter was unable to pair with a pump.

Patterns - No active patterns available

Patterns - No active patterns available

No active patterns available.

Patterns - No data available

Patterns - No data available

Patterns is Off.

Results Excluded - Averages

Results Excluded - Averages

One or more blood glucose results are excluded from the…

Results Excluded - Low/high data

Results Excluded - Low/high data

One or more blood glucose results are excluded because the…

Results Excluded - Target %

Results Excluded - Target %

One or more blood glucose results are excluded from the…

Sync Time

The meter time and date have been changed.

Target %

Target Ranges is Off.

Target % after meal 7 days

Target % after meal 7 days

There are no test results in range for the selected data.

Transfer Not Allowed

Transfer Not Allowed

Data cannot be sent to the paired pump because the meter is in…

Transfer Failed

Transfer Failed

Blood glucose results were not transferred to the paired pump.

Test Not Allowed

Test Not Allowed

The meter is connected to a USB cable and a test cannot be…

Transfer Not Allowed

Transfer Not Allowed

Data cannot be sent to the paired pump because the meter is in…

Product Support

Downloads

Downloads & Guides

FAQs

FAQs

Other Roche Websites

Healthcare Professional website
Roche UK
Roche Ireland
Roche Global
All locations

Useful Links

About Us
Contact Us
Website Terms & Conditions
Privacy Notice
Cookie Policy
Cookie settings
Safety Notices

The persons shown in photographs are models for illustrative purposes only and are not real life patients.

This website contains information on products which are targeted to a wide range of audiences and could contain product details or information otherwise not accessible or valid in your country. Please be aware that we do not take any responsibility for accessing such information which may not comply with any valid legal process, regulation, registration or usage in the country of your origin.

ACCU-CHEK, MYSUGR and related marks are trademarks of Roche. The Bluetooth® word mark and logos are registered trademarks owned by Bluetooth SIG, Inc. All other product names and trademarks are property of their respective owners.

© 2025 Roche Diagnostics Limited. All rights reserved.