ERROR - 2017-06-20 07:09:20 --> Severity: Notice --> Undefined variable: RequistionDetails /opt/lampp/htdocs/Git_Server/siddharth_application/application/views/alterpurchaseorder.php 138 ERROR - 2017-06-20 07:09:20 --> Severity: Notice --> Undefined variable: CostList /opt/lampp/htdocs/Git_Server/siddharth_application/application/views/alterpurchaseorder.php 139 ERROR - 2017-06-20 07:09:20 --> Severity: Notice --> Undefined variable: MaterialList /opt/lampp/htdocs/Git_Server/siddharth_application/application/views/alterpurchaseorder.php 140 ERROR - 2017-06-20 07:09:20 --> Severity: Notice --> Undefined variable: MaterialList /opt/lampp/htdocs/Git_Server/siddharth_application/application/views/alterpurchaseorder.php 186 ERROR - 2017-06-20 07:09:20 --> Severity: Notice --> Undefined variable: CostList /opt/lampp/htdocs/Git_Server/siddharth_application/application/views/alterpurchaseorder.php 214 ERROR - 2017-06-20 07:18:29 --> Severity: Warning --> mysqli_num_rows() expects parameter 1 to be mysqli_result, boolean given /opt/lampp/htdocs/Git_Server/siddharth_application/system/database/drivers/mysqli/mysqli_result.php 38 ERROR - 2017-06-20 08:15:30 --> Severity: Warning --> mysqli_num_rows() expects parameter 1 to be mysqli_result, boolean given /opt/lampp/htdocs/Git_Server/siddharth_application/system/database/drivers/mysqli/mysqli_result.php 38 ERROR - 2017-06-20 08:16:37 --> Severity: Notice --> Undefined variable: RequistionDetails /opt/lampp/htdocs/Git_Server/siddharth_application/application/views/alterpurchaseorder.php 138 ERROR - 2017-06-20 08:16:37 --> Severity: Notice --> Undefined variable: CostList /opt/lampp/htdocs/Git_Server/siddharth_application/application/views/alterpurchaseorder.php 139 ERROR - 2017-06-20 08:16:37 --> Severity: Notice --> Undefined variable: MaterialList /opt/lampp/htdocs/Git_Server/siddharth_application/application/views/alterpurchaseorder.php 140 ERROR - 2017-06-20 08:16:37 --> Severity: Notice --> Undefined variable: MaterialList /opt/lampp/htdocs/Git_Server/siddharth_application/application/views/alterpurchaseorder.php 186 ERROR - 2017-06-20 08:16:37 --> Severity: Notice --> Undefined variable: CostList /opt/lampp/htdocs/Git_Server/siddharth_application/application/views/alterpurchaseorder.php 214