PLC5 lose program

I had a problem yesterday, the PLC5 lose the program, I did new download and re-start the process. Today, I get the crash log and I do not understand what the codes mean errors.

Thu Oct 17 19:58:05 2013 from Diag5 version 2.2.1
Diagnostic Data for Processor PLC-5/80 Series E Revision E.2
Plug 1 firmware version: Q
Plug 2 firmware version: Q
Fault logged by microprocessor: UPB
Error string: "REBOOTp2: hardware fault=0008c at address 19140"
D0 = 0x00000000 A0 = 0x00000F86
D1 = 0x00000000 A1 = 0x00202560
D2 = 0x00000000 A2 = 0x00000000
D3 = 0x00000F86 A3 = 0x001B28DC
D4 = 0x00000001 A4 = 0x0018E8F8
D5 = 0xDDFFFF00 A5 = 0x0020042C
D6 = 0xFFFFFFBF A6 = 0x00202564
D7 = 0xFFFB7F00 A7 = 0x00202532
Error Code = 0x008C
Trap Offset = 0x0000
Return address = 0x00019140
68Ks Status Register = 0x2700
Following are 26 words of stack data in hex
2008 0000 9C0A 0018 E998 001B 28B6 001B 28DC 0000 979C 0020 2560 0000 0000
0002 0000 0000 001B 28DC 0000 0000 0020 25A0 0000 8556
Raw Data of above
0x1B2DAA 00 02 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
0x1B2DBA 0F 86 00 00 00 01 DD FF FF 00 FF FF FF BF FF FB ................
0x1B2DCA 7F 00 00 00 0F 86 00 20 25 60 00 00 00 00 00 1B ....... %`......
0x1B2DDA 28 DC 00 18 E8 F8 00 20 04 2C 00 20 25 64 00 20 (...... .,. %d.
0x1B2DEA 25 32 00 8C 00 00 00 01 91 40 27 00 20 08 00 00 %2.......@'. ...
0x1B2DFA 9C 0A 00 18 E9 98 00 1B 28 B6 00 1B 28 DC 00 00 ........(...(...
0x1B2E0A 97 9C 00 20 25 60 00 00 00 00 00 02 00 00 00 00 ... %`..........
0x1B2E1A 00 1B 28 DC 00 00 00 00 00 20 25 A0 00 00 85 56 ..(...... %....V
0x1B2E2A 52 45 42 4F 4F 54 70 32 3A 20 68 61 72 64 77 61 REBOOTp2: hardwa
0x1B2E3A 72 65 20 66 61 75 6C 74 3D 30 30 30 38 63 20 61 re fault=0008c a
0x1B2E4A 74 20 61 64 64 72 65 73 73 20 31 39 31 34 30 0D t address 19140.
0x1B2E5A 0A AA EA CA A6 7E ED 14 DD 15 5E 7B 77 41 D9 D5 .....~....^{wA..
0x1B2E6A BE 55 CD C7 FE 1B EE 00 2E E8 CB 0A F8 AC FB AA .U..............
0x1B2E7A 2B 1F BE 82 EA 88 49 C9 5D B5 56 44 FD 70 D6 13 +.....I.].VD.p..
0x1B2E8A 56 47 49 05 DD F1 9A ED EA 2C EA E6 CF E1 AB 78 VGI......,.....x
0x1B2E9A AE 98 BE 0B AA 10 DA 15 57 55 F7 52 25 51 71 5D ........WU.R%Qq]
0x1B2EAA D7 16 1F 15 47 20 ....G

Only Allen Bradley is going to understand that stuff.

Your most likely problem is power source. A UPS (uninterruptible power supply) will help prevent that.

Also check grounding and make sure all inductive loads have surge protection.