Appendix C - Error messages

In this manual, anything displayed on the Cambridge Z88 screen is shown in a computer typeface, such as

Name of file to save

Anything that you should type at the keyboard is shown in a different typeface to designate the keyboard keys; for example

You are invited to a party

The keys on the keyboard with a special function are shown in the text with key legends. So, for example, if you are asked to type

myfile

you would actually type the letters m y f i l e and then press the 

In general, references to menu headings are in bold caps; for example LAYOUT.

References to individual commands are in bold; for example Save or Load.

References to options displayed by a command are in italics; for example Save only range of columns.

The 'Square' key is represented using the  symbol, also identified as the 

The 'Diamond' key is represented using the  symbol, also identified as the 

The cursor keys are represented as , ,  and  key on normal PC.

PipeDream error messages

-ve root	The argument to the SQR function was negative; eg SQR(-1).
All columns zero width	Attempt to set the width of all columns to zero.
Bad argument	The argument to a Next Match (BNM) command was given with no prior Search command.
Bad column	The Sort (BSO) command was given with an invalid column specification.
Bad date	The argument to the DAY, MONTH, or YEAR function is not a valid date; eg DAY(27).
Bad file	The file specified was not a valid file.
Bad index	A CHOOSE, or INDEX function was called with an invalid index; eg CHOOSE(-2,1).
Bad list file	The list file loaded by the Load command (FL) does not contain valid file names, or was not saved with the Save Plain text option.
Bad name	The name specified in a Load, Save, or Name command was not a valid file name.
Bad number	The argument to an Insert Highlights (PHI), Remove Highlights (PHR), Highlight Block (PHB), or Decimal Places (LDP) command was not in the valid range.
Bad option	The option was not valid for the command.
Bad range	The range of slots specified in a Replicate or Save command was not a valid range; eg, Save only range of columns C A.
Bad slot	The command was given an invalid slot reference; eg Go to Slot (CGS) A0.
Bad A ^ field	The ^ sequence in a Search or Replace string was invalid; e.g. String to search for ^H
Divide by 0	An expression attempted to divide by zero; eg 2/0.
Edge	The block being copied or moved would not fit within the maximum possible sheet size; eg, an attempt to copy from A1 Z6 to AA1.
Editing expression	The specified command is not available while editing an expression; eg, Load (FL).
End of list file	The end of the List file has been reached; eg Bottom File (FB) at the end of a document.
Escape	The  ESC key was pressed while processing a document.

Exp range	The range of the EXP function was exceeded; e.g. EXP(100).
Expression too long	The string of text is too long to be entered into a slot; i.e. longer than 240 characters.
FP overflow	An expression resulted in a number too large to be represented; eg, 100^100.
Log range	The argument to the LOG function was invalid; eg LOG(-1).
Lookup	The LOOKUP function could not find a successful match.
Loop	Two slots containing string values reference each other.
Memory full	No more memory is available for the current sheet.
No list file	A multi-file command such as Bottom File (FB) was given with no List file loaded, or after the List file was cancelled due to an error.
No marked block	The command requires a marked block; eg Move.
Overlap	The source and destination blocks, specified in a Move or Copy command, overlap.
Propagated	The expression slot refers to another slot with an error.
Stack overflow	The expression is too complex for evaluation.
Too few arguments	An IF, CHOOSE, or INDEX function has been specified with too few arguments; eg, INDEX(2).
Too long	The length of line that would result after a Join Lines or Replace command is longer than 240 characters, or the string specified in a Search or Replace command is longer than 240 characters.
Too many columns	The Add Column (EAC) or Insert Column (EIC) command was given in a document which already has 42 columns, the maximum number.
Typing error	The expression is invalid; eg, A1+*3.

Diary error messages

Diary error messages are displayed in the DIARY DATE window between the date and mode.

Memory Low	The user should take immediate action to delete data from the Diary, files, or suspended applications. Delete a line to free memory with ESC  , followed by Y to free more entries.
No String	Tried to Search or Replace with null string.
No Room	The Save Position command (CSP) was given with five positions already saved.
No Marker	Search/Replace between markers etc.
Not Marked	Next/Previous Match (Search within block) when cursor is outside block.
Date Range	An attempt was made to move outside the legal date range.
Overlaps	A block operation was attempted with the cursor inside the block.
n Found	Final message after Replace command.
	In addition system error messages, such as 'File not found' are displayed in another window on top of the operation being performed.

BASIC error messages