Sorry for delay had to work out how to find reports! This is a learning curve for me.
This is the last report from trying to publish to folder on desktop - different to trying to publish to FTP server, which says Crashed Thread 18?
Process: iWeb [749]
Path: /Applications/iWeb.app/Contents/MacOS/iWeb
Identifier: com.apple.iWeb
Version: 3.0.4 (304)
Build Info: iWeb-6010000~1
Code Type: X86 (Native)
Parent Process: launchd [106]
Date/Time: 2018-05-29 21:04:05.214 +0100
OS Version: Mac OS X 10.6.8 (10K549)
Report Version: 6
Exception Type: EXC_BAD_ACCESS (SIGBUS)
Exception Codes: KERN_PROTECTION_FAILURE at 0x0000000000000000
Crashed Thread: 0 Dispatch queue: com.apple.main-thread
Thread 0 Crashed: Dispatch queue: com.apple.main-thread
0 com.apple.CoreFoundation 0x01a3068d _CFArrayReplaceValues + 573
1 com.apple.CoreFoundation 0x01a89f1b -[NSMutableArray addObjectsFromArray:] + 219
2 com.apple.iWeb 0x00033312 0x1000 + 205586
3 com.apple.iWeb 0x0000e53a 0x1000 + 54586
4 com.apple.iWeb 0x000109ed 0x1000 + 63981
5 com.apple.iWeb 0x00010924 0x1000 + 63780
6 com.apple.iWeb 0x0014249e 0x1000 + 1315998
7 com.apple.iWeb.sfstyles 0x02824776 -[SFSStylesheet(PersistenceAdditions) encodeWithXMLArchiver:node:version:] + 812
8 com.apple.iWeb.sfarchiving 0x02148ad5 -[SFAXMLArchiver encodeObject:asChildOf:withName:xmlNamespace:] + 469
9 com.apple.iWeb 0x00026027 0x1000 + 151591
10 com.apple.iWeb 0x00025e4b 0x1000 + 151115
11 com.apple.iWeb.sfarchiving 0x02148ad5 -[SFAXMLArchiver encodeObject:asChildOf:withName:xmlNamespace:] + 469
12 com.apple.iWeb 0x0007070c 0x1000 + 456460
13 com.apple.iWeb 0x00025d41 0x1000 + 150849
14 com.apple.iWeb.sfarchiving 0x02148ad5 -[SFAXMLArchiver encodeObject:asChildOf:withName:xmlNamespace:] + 469
15 com.apple.iWeb 0x0000d267 0x1000 + 49767
16 com.apple.iWeb 0x000727cd 0x1000 + 464845
17 com.apple.iWeb.sfarchiving 0x02148ad5 -[SFAXMLArchiver encodeObject:asChildOf:withName:xmlNamespace:] + 469
18 com.apple.iWeb 0x0003496b 0x1000 + 211307
19 com.apple.iWeb.sfarchiving 0x02148ad5 -[SFAXMLArchiver encodeObject:asChildOf:withName:xmlNamespace:] + 469
20 com.apple.iWeb 0x0000fe1e 0x1000 + 60958
21 com.apple.iWeb.sfarchiving 0x02148632 -[SFAXMLArchiver encodeObject:asRootNodeNamed:xmlNamespace:] + 370
22 com.apple.iWeb 0x001b0a49 0x1000 + 1768009
23 com.apple.iWeb 0x00098795 0x1000 + 620437
24 com.apple.iWeb 0x0024098f 0x1000 + 2357647
25 com.apple.iWeb 0x00006606 0x1000 + 22022
26 com.apple.AppKit 0x009e121a -[NSDocument saveToURL:ofType:forSaveOperation:error:] + 201
27 com.apple.AppKit 0x009e4459 -[NSDocument _saveToURL:ofType:forSaveOperation:delegate:didSaveSelector:contextInfo:] + 71
28 com.apple.AppKit 0x009e1568 -[NSDocument saveToURL:ofType:forSaveOperation:delegate:didSaveSelector:contextInfo:] + 788
29 com.apple.AppKit 0x009e5d51 -[NSDocument _saveDocumentWithDelegate:didSaveSelector:contextInfo:] + 879
30 com.apple.AppKit 0x009e191d -[NSDocument saveDocumentWithDelegate:didSaveSelector:contextInfo:] + 354
31 com.apple.AppKit 0x009e19ef -[NSDocument saveDocument:] + 58
32 com.apple.iWeb 0x000051b4 0x1000 + 16820
33 com.apple.iWeb 0x0000543a 0x1000 + 17466
34 com.apple.iWeb 0x00239a93 0x1000 + 2329235
35 com.apple.iWeb 0x00164486 0x1000 + 1455238
36 com.apple.iWeb 0x001417b4 0x1000 + 1312692
37 com.apple.iWeb 0x0023b6ce 0x1000 + 2336462
38 com.apple.iWeb 0x0023b73d 0x1000 + 2336573
39 com.apple.iWeb 0x00238f8f 0x1000 + 2326415
40 com.apple.AppKit 0x006c3a26 -[NSApplication sendAction:to:from:] + 112
41 com.apple.sf.sfapplication 0x0203d794 -[SFAppApplication sendAction:to:from:] + 610
42 com.apple.AppKit 0x006c38d9 -[NSMenuItem _corePerformAction] + 435
43 com.apple.AppKit 0x006c35ca -[NSCarbonMenuImpl performActionWithHighlightingForItemAtIndex:] + 174
44 com.apple.AppKit 0x006c34b6 -[NSMenu performActionForItemAtIndex:] + 65
45 com.apple.AppKit 0x006c3469 -[NSMenu _internalPerformActionForItemAtIndex:] + 50
46 com.apple.AppKit 0x006c33cf -[NSMenuItem _internalPerformActionThroughMenuIfPossible] + 97
47 com.apple.AppKit 0x006c3313 -[NSCarbonMenuImpl _carbonCommandProcessEvent:handlerCallRef:] + 336
48 com.apple.AppKit 0x006b7a55 NSSLMMenuEventHandler + 404
49 com.apple.HIToolbox 0x04ec9c2f DispatchEventToHandlers(EventTargetRec*, OpaqueEventRef*, HandlerCallRec*) + 1567
50 com.apple.HIToolbox 0x04ec8ef6 SendEventToEventTargetInternal(OpaqueEventRef*, OpaqueEventTargetRef*, HandlerCallRec*) + 411
Thanks so much for taking the time to help me
Jan