Unhandled Exception: System.InvalidCastException: Conversion from string "" to type 'Integer' is not valid. ---> System.FormatException: Input string was not in a correct format. - Progress Community
![vb.net - Conversion from string “” to type Long is not valid...If order number is wrong and i tried only numbers not character - Stack Overflow vb.net - Conversion from string “” to type Long is not valid...If order number is wrong and i tried only numbers not character - Stack Overflow](https://i.stack.imgur.com/rnxNu.png)
vb.net - Conversion from string “” to type Long is not valid...If order number is wrong and i tried only numbers not character - Stack Overflow
![vb.net - Conversion from string "insert into reciptdetails(recip" to type " integer" is not vaild) - Stack Overflow vb.net - Conversion from string "insert into reciptdetails(recip" to type " integer" is not vaild) - Stack Overflow](https://i.stack.imgur.com/ZtO1t.jpg)
vb.net - Conversion from string "insert into reciptdetails(recip" to type " integer" is not vaild) - Stack Overflow
![vb.net - Conversion from String to type Double is not valid when calculating min and max values - Stack Overflow vb.net - Conversion from String to type Double is not valid when calculating min and max values - Stack Overflow](https://i.stack.imgur.com/CWpId.jpg)
vb.net - Conversion from String to type Double is not valid when calculating min and max values - Stack Overflow
![Assign: Conversion from string "Rs.82,900.04" to type 'Integer' is not valid - Studio - UiPath Community Forum Assign: Conversion from string "Rs.82,900.04" to type 'Integer' is not valid - Studio - UiPath Community Forum](https://global.discourse-cdn.com/uipath/original/3X/7/d/7dc07db740ac9bf764d366e7b7d7ff795b9582f0.png)
Assign: Conversion from string "Rs.82,900.04" to type 'Integer' is not valid - Studio - UiPath Community Forum
![Conversion from string "" to type 'integer' is not valid ... Input string was not in a correct format" error logging on from Excel (when using Windows Authentication), triggered by the end Conversion from string "" to type 'integer' is not valid ... Input string was not in a correct format" error logging on from Excel (when using Windows Authentication), triggered by the end](https://www.ibm.com/support/pages/system/files/inline-images/image_4120.png)
Conversion from string "" to type 'integer' is not valid ... Input string was not in a correct format" error logging on from Excel (when using Windows Authentication), triggered by the end
![vb.net - Conversion from string "" to type 'Decimal' is not valid and Public member 'date' on type 'DBNull' not found in vb,net - Stack Overflow vb.net - Conversion from string "" to type 'Decimal' is not valid and Public member 'date' on type 'DBNull' not found in vb,net - Stack Overflow](https://i.stack.imgur.com/oeStM.jpg)
vb.net - Conversion from string "" to type 'Decimal' is not valid and Public member 'date' on type 'DBNull' not found in vb,net - Stack Overflow
![vb.net - Conversion from string "" to type 'Decimal' is not valid and Public member 'date' on type 'DBNull' not found in vb,net - Stack Overflow vb.net - Conversion from string "" to type 'Decimal' is not valid and Public member 'date' on type 'DBNull' not found in vb,net - Stack Overflow](https://i.stack.imgur.com/qO5Do.jpg)
vb.net - Conversion from string "" to type 'Decimal' is not valid and Public member 'date' on type 'DBNull' not found in vb,net - Stack Overflow
![vb.net - Conversion from string "" to type 'Decimal' is not valid and Public member 'date' on type 'DBNull' not found in vb,net - Stack Overflow vb.net - Conversion from string "" to type 'Decimal' is not valid and Public member 'date' on type 'DBNull' not found in vb,net - Stack Overflow](https://i.stack.imgur.com/0OyIv.jpg)
vb.net - Conversion from string "" to type 'Decimal' is not valid and Public member 'date' on type 'DBNull' not found in vb,net - Stack Overflow
![vb.net - Conversion from string "" to type 'Decimal' is not valid and Public member 'date' on type 'DBNull' not found in vb,net - Stack Overflow vb.net - Conversion from string "" to type 'Decimal' is not valid and Public member 'date' on type 'DBNull' not found in vb,net - Stack Overflow](https://i.stack.imgur.com/sklcb.jpg)
vb.net - Conversion from string "" to type 'Decimal' is not valid and Public member 'date' on type 'DBNull' not found in vb,net - Stack Overflow
![Assign: Conversion from string "1.000.000" to type 'Integer' is not valid - Activities - UiPath Community Forum Assign: Conversion from string "1.000.000" to type 'Integer' is not valid - Activities - UiPath Community Forum](https://global.discourse-cdn.com/uipath/original/4X/e/2/1/e2117f76308ba30bcd37d86d504d8a46f523a686.png)