'' is not a valid floating point value.
This will occur if the raw data holds blank columns or rows. Remove blank columns and rows by using 0 issues in the working data window. It may also occur if the raw data holds a blank cell. In some cases Simply Growth will identify the problem cell which should be edited. Normally it is because the data has been prepared in a spreadsheet using blanks to represent zero values.
I/O error 32 - access denied
This will occur if the data file you are trying to open is currently being used by another program - normally the spreadsheet which was used to organise the data. Close the file in other programs and try again.
Growth II was released in November 2006 to supersede Simply Growth. The cost of upgrading to the latest version is: Version 1.x (Simply Growth) to latest version (Growth II): £39, plus postage/VAT (Buy online NOW, or see How To Buy) Version 2.x to latest version: FREE - contact PISCES.
Here is the update history for Simply Growth / Growth II.
Version 2.1 (Growth II), November 2006
Wide range of additional new models, including seasonal von Bertalanffy
Appropriate model statistics to help with choice of method
No maximum size for the data set - all arrays are dynamically sized
An improved user interface and graphics
Completely revised user manual and Help system with tutorials
Version 1.7, September 2002
Optimised the way the program handles large number of age classes - so that it can handle hundreds, rather than tens, of age classes.
Version 1.61, January 2002
Initial parameter estimate for non-linear models altered to allow estimates to be obtained for data a long way from showing asymptotic growth.
Version 1.6 released December 2001
Upgraded printed output and exporting of data & charts.