I first thought you might have reached a boundary error. Exceeded some
filesize, but after some research my conclusion is that al the numbers you
give are within normal use. So I'm now suspecting some hardware failure,
although I must admit I hve no idea where to start. To be complete I hereby
copy the complete listing of the technical specs of Filemaker 5.5
FileMaker Pro 5.5
.. File size: Limited only by disk space, to a maximum of 2 GB (gigabytes) on
a hard disk.
.. Number of files per disk: Limited only by disk space.
.. Number of files open simultaneously: Up to 50 files.
.. Number of network users per file: Maximum of 25 guests (other network
applications may limit this number).
Please Note: FileMaker Pro supports sharing of up to 10 files with up to 10
concurrent users. In certain instances, you can share a single FileMaker Pro
file with up to 25 other concurrent users, with this number dropping as you
share more files.
.. Number of users via a Web browser: Access to web-published database is
limited to 10 IP addresses per 12 hour period.
.. Number of records per file: Limited only by disk space or maximum file
.. Maximum record size: Limited by disk space or maximum file size.
.. Number of fields per record: Approximately 5,900; may be more or less
depending on length of field names
.. Number of relationships per file: Limited only by disk space or maximum
.. Length of field name: Up to 60 characters (60 bytes)
.. Field types: Text, Number, Date, Time, Container (for OLE objects, sound,
picture, or movie), Summary, and Global
.. Serial number options: Maximum is 2 billion (ie from 1 to 2147483647)
numbers only. If alpha numeric the rightmost characters that are numbers are
Maximum field size, by type:
.. Text: Number of characters limited only by memory (Up to 64,000
.. Number: Up to 255 characters per field. The first 120 characters are
.. Date: Up to 255 characters per field, usually fewer are needed.
.. Time: Up to 255 characters per field, usually fewer are needed.
.. Calculation: Depends on result type.
.. Summary: Depends on result type.
.. Number of field repetitions (sub records): Up to 1,000 for each field.
.. Indexed (key) fields per file: Any field may be specified to index as an
option, except: Container, Summary, Global, or unstored Calculation fields.
.. Number of sort levels: No limit.
.. Size of calculation formula: Maximum of 30,000 characters, including text
and numbers, any referenced fields, operators, functions and parentheses.
.. Calculation operators: =, [ �, �, �, Mac OS only], <>, >, <, >=, <=, AND,
OR, NOT, XOR, (, ), +, -, /, *, ^, � (paragraph), " " (text literal), &
.. Number of calculation functions: 97 (115 in double byte application), 47
Text, Number, Date, Time, Aggregate, Summary, Repeating, Financial, and
Trigonometric, Logical, Status, and Design functions.
.. Number of summary functions: 12
.. Numeric range and precision: Number fields can contain up to 255
characters including text. Only the first 120 numeric characters are
.. All numbers are converted to 64 bit extended floating point with precision
of 15 digits including both before and after decimal positions.
.. Date range: Up to 255 characters in the format specified in the Date and
Time control panel.
.. Time range: Times are not limited to 24-hour format to allow for
calculations spanning multiple days. If the minutes or seconds exceed 60,
the excess is carried over to minutes or hours as appropriate.
.. Number of layouts per file: Limited by disk space or maximum file size.
.. Layout size: Up to 110 inches wide by 110 inches long; may be limited by
currently selected printer and page setup. Objects beyond current page width
do not print.
.. Number of layout objects: Maximum of 32,767 objects on each layout.
.. Number of scripts: Limited by disk space. Displayed in Scripts menu: 512
on Windows, 32,767 on Mac OS.
.. Number of columns across the page: Up to 99 columns.
.. Number of labels across the page: Up to 99 labels.